Home / 7,560.52-11,321.34-6,394.12

Finding the Fourth Proportional to 7,560.52, 11,321.34 and 6,394.12

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Solution

The fourth proportional to 7,560.52, 11,321.34 and 6,394.12 is: 9,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.52 : 11,321.34 = 6,394.12 : x
  2. Step 2: Convert to fraction form
    7,560.52/11,321.34 = 6,394.12/x
  3. Step 3: Cross multiply
    7,560.52x = 11,321.34 × 6,394.12
  4. Step 4: Simplify right side
    7,560.52x = 72,390,006.52
  5. Step 5: Solve for x
    x = 72,390,006.52/7,560.52
  6. Step 6: Final answer
    x = 9,574.74

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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.