Home / 12,562.07-17,335.73-6,897.07

Finding the Fourth Proportional to 12,562.07, 17,335.73 and 6,897.07

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Solution

The fourth proportional to 12,562.07, 17,335.73 and 6,897.07 is: 9,517.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.07 : 17,335.73 = 6,897.07 : x
  2. Step 2: Convert to fraction form
    12,562.07/17,335.73 = 6,897.07/x
  3. Step 3: Cross multiply
    12,562.07x = 17,335.73 × 6,897.07
  4. Step 4: Simplify right side
    12,562.07x = 119,565,717.21
  5. Step 5: Solve for x
    x = 119,565,717.21/12,562.07
  6. Step 6: Final answer
    x = 9,517.99

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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.