Home / 7,534.31-11,292.49-5,679.30

Finding the Fourth Proportional to 7,534.31, 11,292.49 and 5,679.30

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Solution

The fourth proportional to 7,534.31, 11,292.49 and 5,679.30 is: 8,512.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.31 : 11,292.49 = 5,679.30 : x
  2. Step 2: Convert to fraction form
    7,534.31/11,292.49 = 5,679.30/x
  3. Step 3: Cross multiply
    7,534.31x = 11,292.49 × 5,679.30
  4. Step 4: Simplify right side
    7,534.31x = 64,133,438.46
  5. Step 5: Solve for x
    x = 64,133,438.46/7,534.31
  6. Step 6: Final answer
    x = 8,512.19

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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.