Home / 11,008.70-15,184.23-6,528.86

Finding the Fourth Proportional to 11,008.70, 15,184.23 and 6,528.86

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Solution

The fourth proportional to 11,008.70, 15,184.23 and 6,528.86 is: 9,005.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.70 : 15,184.23 = 6,528.86 : x
  2. Step 2: Convert to fraction form
    11,008.70/15,184.23 = 6,528.86/x
  3. Step 3: Cross multiply
    11,008.70x = 15,184.23 × 6,528.86
  4. Step 4: Simplify right side
    11,008.70x = 99,135,711.88
  5. Step 5: Solve for x
    x = 99,135,711.88/11,008.70
  6. Step 6: Final answer
    x = 9,005.22

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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.