Home / 10,624.80-14,662.20-5,909.04

Finding the Fourth Proportional to 10,624.80, 14,662.20 and 5,909.04

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Solution

The fourth proportional to 10,624.80, 14,662.20 and 5,909.04 is: 8,154.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,624.80 : 14,662.20 = 5,909.04 : x
  2. Step 2: Convert to fraction form
    10,624.80/14,662.20 = 5,909.04/x
  3. Step 3: Cross multiply
    10,624.80x = 14,662.20 × 5,909.04
  4. Step 4: Simplify right side
    10,624.80x = 86,639,526.29
  5. Step 5: Solve for x
    x = 86,639,526.29/10,624.80
  6. Step 6: Final answer
    x = 8,154.46

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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.