Home / 9,125.13-13,687.16-2,551.17

Finding the Fourth Proportional to 9,125.13, 13,687.16 and 2,551.17

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Solution

The fourth proportional to 9,125.13, 13,687.16 and 2,551.17 is: 3,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.13 : 13,687.16 = 2,551.17 : x
  2. Step 2: Convert to fraction form
    9,125.13/13,687.16 = 2,551.17/x
  3. Step 3: Cross multiply
    9,125.13x = 13,687.16 × 2,551.17
  4. Step 4: Simplify right side
    9,125.13x = 34,918,259.22
  5. Step 5: Solve for x
    x = 34,918,259.22/9,125.13
  6. Step 6: Final answer
    x = 3,826.60

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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.