Home / 12,557.52-17,328.24-6,892.02

Finding the Fourth Proportional to 12,557.52, 17,328.24 and 6,892.02

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Solution

The fourth proportional to 12,557.52, 17,328.24 and 6,892.02 is: 9,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557.52 : 17,328.24 = 6,892.02 : x
  2. Step 2: Convert to fraction form
    12,557.52/17,328.24 = 6,892.02/x
  3. Step 3: Cross multiply
    12,557.52x = 17,328.24 × 6,892.02
  4. Step 4: Simplify right side
    12,557.52x = 119,426,576.64
  5. Step 5: Solve for x
    x = 119,426,576.64/12,557.52
  6. Step 6: Final answer
    x = 9,510.36

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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.