Home / 12,562.26-17,336.40-6,897.48

Finding the Fourth Proportional to 12,562.26, 17,336.40 and 6,897.48

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Solution

The fourth proportional to 12,562.26, 17,336.40 and 6,897.48 is: 9,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.26 : 17,336.40 = 6,897.48 : x
  2. Step 2: Convert to fraction form
    12,562.26/17,336.40 = 6,897.48/x
  3. Step 3: Cross multiply
    12,562.26x = 17,336.40 × 6,897.48
  4. Step 4: Simplify right side
    12,562.26x = 119,577,472.27
  5. Step 5: Solve for x
    x = 119,577,472.27/12,562.26
  6. Step 6: Final answer
    x = 9,518.79

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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.