Home / 1,848.47-2,551.12-1,185.08

Finding the Fourth Proportional to 1,848.47, 2,551.12 and 1,185.08

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Solution

The fourth proportional to 1,848.47, 2,551.12 and 1,185.08 is: 1,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.47 : 2,551.12 = 1,185.08 : x
  2. Step 2: Convert to fraction form
    1,848.47/2,551.12 = 1,185.08/x
  3. Step 3: Cross multiply
    1,848.47x = 2,551.12 × 1,185.08
  4. Step 4: Simplify right side
    1,848.47x = 3,023,283.25
  5. Step 5: Solve for x
    x = 3,023,283.25/1,848.47
  6. Step 6: Final answer
    x = 1,635.56

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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.