Home / 4,695.52-6,479.49-2,807.16

Finding the Fourth Proportional to 4,695.52, 6,479.49 and 2,807.16

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Solution

The fourth proportional to 4,695.52, 6,479.49 and 2,807.16 is: 3,873.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.52 : 6,479.49 = 2,807.16 : x
  2. Step 2: Convert to fraction form
    4,695.52/6,479.49 = 2,807.16/x
  3. Step 3: Cross multiply
    4,695.52x = 6,479.49 × 2,807.16
  4. Step 4: Simplify right side
    4,695.52x = 18,188,951.38
  5. Step 5: Solve for x
    x = 18,188,951.38/4,695.52
  6. Step 6: Final answer
    x = 3,873.68

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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.