Home / 11,010.32-15,191.85-6,535.56

Finding the Fourth Proportional to 11,010.32, 15,191.85 and 6,535.56

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Solution

The fourth proportional to 11,010.32, 15,191.85 and 6,535.56 is: 9,017.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.32 : 15,191.85 = 6,535.56 : x
  2. Step 2: Convert to fraction form
    11,010.32/15,191.85 = 6,535.56/x
  3. Step 3: Cross multiply
    11,010.32x = 15,191.85 × 6,535.56
  4. Step 4: Simplify right side
    11,010.32x = 99,287,247.19
  5. Step 5: Solve for x
    x = 99,287,247.19/11,010.32
  6. Step 6: Final answer
    x = 9,017.66

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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.