Home / 7,438.16-10,264.92-4,251.92

Finding the Fourth Proportional to 7,438.16, 10,264.92 and 4,251.92

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Solution

The fourth proportional to 7,438.16, 10,264.92 and 4,251.92 is: 5,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.16 : 10,264.92 = 4,251.92 : x
  2. Step 2: Convert to fraction form
    7,438.16/10,264.92 = 4,251.92/x
  3. Step 3: Cross multiply
    7,438.16x = 10,264.92 × 4,251.92
  4. Step 4: Simplify right side
    7,438.16x = 43,645,618.65
  5. Step 5: Solve for x
    x = 43,645,618.65/7,438.16
  6. Step 6: Final answer
    x = 5,867.80

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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.