Home / 4,687.29-6,455.25-4,585.23

Finding the Fourth Proportional to 4,687.29, 6,455.25 and 4,585.23

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Solution

The fourth proportional to 4,687.29, 6,455.25 and 4,585.23 is: 6,314.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.29 : 6,455.25 = 4,585.23 : x
  2. Step 2: Convert to fraction form
    4,687.29/6,455.25 = 4,585.23/x
  3. Step 3: Cross multiply
    4,687.29x = 6,455.25 × 4,585.23
  4. Step 4: Simplify right side
    4,687.29x = 29,598,805.96
  5. Step 5: Solve for x
    x = 29,598,805.96/4,687.29
  6. Step 6: Final answer
    x = 6,314.69

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Half scale
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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.