Home / 12,718.04-17,551.04-7,052.90

Finding the Fourth Proportional to 12,718.04, 17,551.04 and 7,052.90

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Solution

The fourth proportional to 12,718.04, 17,551.04 and 7,052.90 is: 9,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,718.04 : 17,551.04 = 7,052.90 : x
  2. Step 2: Convert to fraction form
    12,718.04/17,551.04 = 7,052.90/x
  3. Step 3: Cross multiply
    12,718.04x = 17,551.04 × 7,052.90
  4. Step 4: Simplify right side
    12,718.04x = 123,785,607.00
  5. Step 5: Solve for x
    x = 123,785,607.00/12,718.04
  6. Step 6: Final answer
    x = 9,733.08

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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.