Home / 5,079.78-7,616.70-4,464.72

Finding the Fourth Proportional to 5,079.78, 7,616.70 and 4,464.72

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Solution

The fourth proportional to 5,079.78, 7,616.70 and 4,464.72 is: 6,694.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.78 : 7,616.70 = 4,464.72 : x
  2. Step 2: Convert to fraction form
    5,079.78/7,616.70 = 4,464.72/x
  3. Step 3: Cross multiply
    5,079.78x = 7,616.70 × 4,464.72
  4. Step 4: Simplify right side
    5,079.78x = 34,006,432.82
  5. Step 5: Solve for x
    x = 34,006,432.82/5,079.78
  6. Step 6: Final answer
    x = 6,694.47

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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.