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Finding the Fourth Proportional to 12,562.13, 17,335.94 and 6,973.13

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Solution

The fourth proportional to 12,562.13, 17,335.94 and 6,973.13 is: 9,623.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.13 : 17,335.94 = 6,973.13 : x
  2. Step 2: Convert to fraction form
    12,562.13/17,335.94 = 6,973.13/x
  3. Step 3: Cross multiply
    12,562.13x = 17,335.94 × 6,973.13
  4. Step 4: Simplify right side
    12,562.13x = 120,885,641.75
  5. Step 5: Solve for x
    x = 120,885,641.75/12,562.13
  6. Step 6: Final answer
    x = 9,623.02

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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.