Home / 12,572.29-17,350.13-6,907.39

Finding the Fourth Proportional to 12,572.29, 17,350.13 and 6,907.39

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Solution

The fourth proportional to 12,572.29, 17,350.13 and 6,907.39 is: 9,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572.29 : 17,350.13 = 6,907.39 : x
  2. Step 2: Convert to fraction form
    12,572.29/17,350.13 = 6,907.39/x
  3. Step 3: Cross multiply
    12,572.29x = 17,350.13 × 6,907.39
  4. Step 4: Simplify right side
    12,572.29x = 119,844,010.44
  5. Step 5: Solve for x
    x = 119,844,010.44/12,572.29
  6. Step 6: Final answer
    x = 9,532.40

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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.