Home / 12,557.24-17,328.46-6,892.28

Finding the Fourth Proportional to 12,557.24, 17,328.46 and 6,892.28

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Solution

The fourth proportional to 12,557.24, 17,328.46 and 6,892.28 is: 9,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557.24 : 17,328.46 = 6,892.28 : x
  2. Step 2: Convert to fraction form
    12,557.24/17,328.46 = 6,892.28/x
  3. Step 3: Cross multiply
    12,557.24x = 17,328.46 × 6,892.28
  4. Step 4: Simplify right side
    12,557.24x = 119,432,598.29
  5. Step 5: Solve for x
    x = 119,432,598.29/12,557.24
  6. Step 6: Final answer
    x = 9,511.05

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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.