Home / 11,002.38-15,178.36-6,526.32

Finding the Fourth Proportional to 11,002.38, 15,178.36 and 6,526.32

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Solution

The fourth proportional to 11,002.38, 15,178.36 and 6,526.32 is: 9,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.38 : 15,178.36 = 6,526.32 : x
  2. Step 2: Convert to fraction form
    11,002.38/15,178.36 = 6,526.32/x
  3. Step 3: Cross multiply
    11,002.38x = 15,178.36 × 6,526.32
  4. Step 4: Simplify right side
    11,002.38x = 99,058,834.44
  5. Step 5: Solve for x
    x = 99,058,834.44/11,002.38
  6. Step 6: Final answer
    x = 9,003.40

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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.