Home / 7,510.32-11,279.25-4,229.82

Finding the Fourth Proportional to 7,510.32, 11,279.25 and 4,229.82

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Solution

The fourth proportional to 7,510.32, 11,279.25 and 4,229.82 is: 6,352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.32 : 11,279.25 = 4,229.82 : x
  2. Step 2: Convert to fraction form
    7,510.32/11,279.25 = 4,229.82/x
  3. Step 3: Cross multiply
    7,510.32x = 11,279.25 × 4,229.82
  4. Step 4: Simplify right side
    7,510.32x = 47,709,197.24
  5. Step 5: Solve for x
    x = 47,709,197.24/7,510.32
  6. Step 6: Final answer
    x = 6,352.49

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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.