Home / 9,925.12-14,890.11-7,117.26

Finding the Fourth Proportional to 9,925.12, 14,890.11 and 7,117.26

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Solution

The fourth proportional to 9,925.12, 14,890.11 and 7,117.26 is: 10,677.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.12 : 14,890.11 = 7,117.26 : x
  2. Step 2: Convert to fraction form
    9,925.12/14,890.11 = 7,117.26/x
  3. Step 3: Cross multiply
    9,925.12x = 14,890.11 × 7,117.26
  4. Step 4: Simplify right side
    9,925.12x = 105,976,784.30
  5. Step 5: Solve for x
    x = 105,976,784.30/9,925.12
  6. Step 6: Final answer
    x = 10,677.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.