Home / 10,003.08-15,017.58-6,555.72

Finding the Fourth Proportional to 10,003.08, 15,017.58 and 6,555.72

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Solution

The fourth proportional to 10,003.08, 15,017.58 and 6,555.72 is: 9,842.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003.08 : 15,017.58 = 6,555.72 : x
  2. Step 2: Convert to fraction form
    10,003.08/15,017.58 = 6,555.72/x
  3. Step 3: Cross multiply
    10,003.08x = 15,017.58 × 6,555.72
  4. Step 4: Simplify right side
    10,003.08x = 98,451,049.56
  5. Step 5: Solve for x
    x = 98,451,049.56/10,003.08
  6. Step 6: Final answer
    x = 9,842.07

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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.