Home / 7,454.80-10,281.47-5,060.84

Finding the Fourth Proportional to 7,454.80, 10,281.47 and 5,060.84

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Solution

The fourth proportional to 7,454.80, 10,281.47 and 5,060.84 is: 6,979.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.80 : 10,281.47 = 5,060.84 : x
  2. Step 2: Convert to fraction form
    7,454.80/10,281.47 = 5,060.84/x
  3. Step 3: Cross multiply
    7,454.80x = 10,281.47 × 5,060.84
  4. Step 4: Simplify right side
    7,454.80x = 52,032,874.63
  5. Step 5: Solve for x
    x = 52,032,874.63/7,454.80
  6. Step 6: Final answer
    x = 6,979.78

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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.