Home / 10,799.08-14,872.93-9,306.46

Finding the Fourth Proportional to 10,799.08, 14,872.93 and 9,306.46

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Solution

The fourth proportional to 10,799.08, 14,872.93 and 9,306.46 is: 12,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.08 : 14,872.93 = 9,306.46 : x
  2. Step 2: Convert to fraction form
    10,799.08/14,872.93 = 9,306.46/x
  3. Step 3: Cross multiply
    10,799.08x = 14,872.93 × 9,306.46
  4. Step 4: Simplify right side
    10,799.08x = 138,414,328.13
  5. Step 5: Solve for x
    x = 138,414,328.13/10,799.08
  6. Step 6: Final answer
    x = 12,817.23

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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.