Home / 7,489.52-10,330.95-4,799.82

Finding the Fourth Proportional to 7,489.52, 10,330.95 and 4,799.82

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Solution

The fourth proportional to 7,489.52, 10,330.95 and 4,799.82 is: 6,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.52 : 10,330.95 = 4,799.82 : x
  2. Step 2: Convert to fraction form
    7,489.52/10,330.95 = 4,799.82/x
  3. Step 3: Cross multiply
    7,489.52x = 10,330.95 × 4,799.82
  4. Step 4: Simplify right side
    7,489.52x = 49,586,700.43
  5. Step 5: Solve for x
    x = 49,586,700.43/7,489.52
  6. Step 6: Final answer
    x = 6,620.82

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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.