Home / 10,882.04-16,320.30-4,638.60

Finding the Fourth Proportional to 10,882.04, 16,320.30 and 4,638.60

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Solution

The fourth proportional to 10,882.04, 16,320.30 and 4,638.60 is: 6,956.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.04 : 16,320.30 = 4,638.60 : x
  2. Step 2: Convert to fraction form
    10,882.04/16,320.30 = 4,638.60/x
  3. Step 3: Cross multiply
    10,882.04x = 16,320.30 × 4,638.60
  4. Step 4: Simplify right side
    10,882.04x = 75,703,343.58
  5. Step 5: Solve for x
    x = 75,703,343.58/10,882.04
  6. Step 6: Final answer
    x = 6,956.72

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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.