Home / 1,848.04-2,551.38-1,353.28

Finding the Fourth Proportional to 1,848.04, 2,551.38 and 1,353.28

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Solution

The fourth proportional to 1,848.04, 2,551.38 and 1,353.28 is: 1,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.04 : 2,551.38 = 1,353.28 : x
  2. Step 2: Convert to fraction form
    1,848.04/2,551.38 = 1,353.28/x
  3. Step 3: Cross multiply
    1,848.04x = 2,551.38 × 1,353.28
  4. Step 4: Simplify right side
    1,848.04x = 3,452,731.53
  5. Step 5: Solve for x
    x = 3,452,731.53/1,848.04
  6. Step 6: Final answer
    x = 1,868.32

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Double scale
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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.