Home / 11,247.80-15,523.86-6,534.81

Finding the Fourth Proportional to 11,247.80, 15,523.86 and 6,534.81

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Solution

The fourth proportional to 11,247.80, 15,523.86 and 6,534.81 is: 9,019.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.80 : 15,523.86 = 6,534.81 : x
  2. Step 2: Convert to fraction form
    11,247.80/15,523.86 = 6,534.81/x
  3. Step 3: Cross multiply
    11,247.80x = 15,523.86 × 6,534.81
  4. Step 4: Simplify right side
    11,247.80x = 101,445,475.57
  5. Step 5: Solve for x
    x = 101,445,475.57/11,247.80
  6. Step 6: Final answer
    x = 9,019.14

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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.