Home / 10,334.08-15,508.01-6,638.96

Finding the Fourth Proportional to 10,334.08, 15,508.01 and 6,638.96

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Solution

The fourth proportional to 10,334.08, 15,508.01 and 6,638.96 is: 9,962.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.08 : 15,508.01 = 6,638.96 : x
  2. Step 2: Convert to fraction form
    10,334.08/15,508.01 = 6,638.96/x
  3. Step 3: Cross multiply
    10,334.08x = 15,508.01 × 6,638.96
  4. Step 4: Simplify right side
    10,334.08x = 102,956,988.86
  5. Step 5: Solve for x
    x = 102,956,988.86/10,334.08
  6. Step 6: Final answer
    x = 9,962.86

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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.