Home / 1,848.75-2,551.62-1,185.58

Finding the Fourth Proportional to 1,848.75, 2,551.62 and 1,185.58

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Solution

The fourth proportional to 1,848.75, 2,551.62 and 1,185.58 is: 1,636.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.75 : 2,551.62 = 1,185.58 : x
  2. Step 2: Convert to fraction form
    1,848.75/2,551.62 = 1,185.58/x
  3. Step 3: Cross multiply
    1,848.75x = 2,551.62 × 1,185.58
  4. Step 4: Simplify right side
    1,848.75x = 3,025,149.64
  5. Step 5: Solve for x
    x = 3,025,149.64/1,848.75
  6. Step 6: Final answer
    x = 1,636.32

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,849.75, 2,553 and 1,186.58
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.