Home / 9,101.60-13,652.42-2,862.12

Finding the Fourth Proportional to 9,101.60, 13,652.42 and 2,862.12

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Solution

The fourth proportional to 9,101.60, 13,652.42 and 2,862.12 is: 4,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101.60 : 13,652.42 = 2,862.12 : x
  2. Step 2: Convert to fraction form
    9,101.60/13,652.42 = 2,862.12/x
  3. Step 3: Cross multiply
    9,101.60x = 13,652.42 × 2,862.12
  4. Step 4: Simplify right side
    9,101.60x = 39,074,871.49
  5. Step 5: Solve for x
    x = 39,074,871.49/9,101.60
  6. Step 6: Final answer
    x = 4,293.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.