Home / 12,569.88-17,347.14-6,904.92

Finding the Fourth Proportional to 12,569.88, 17,347.14 and 6,904.92

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Solution

The fourth proportional to 12,569.88, 17,347.14 and 6,904.92 is: 9,529.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.88 : 17,347.14 = 6,904.92 : x
  2. Step 2: Convert to fraction form
    12,569.88/17,347.14 = 6,904.92/x
  3. Step 3: Cross multiply
    12,569.88x = 17,347.14 × 6,904.92
  4. Step 4: Simplify right side
    12,569.88x = 119,780,613.93
  5. Step 5: Solve for x
    x = 119,780,613.93/12,569.88
  6. Step 6: Final answer
    x = 9,529.18

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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.