Home / 4,712.20-6,502.71-2,616.19

Finding the Fourth Proportional to 4,712.20, 6,502.71 and 2,616.19

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Solution

The fourth proportional to 4,712.20, 6,502.71 and 2,616.19 is: 3,610.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.20 : 6,502.71 = 2,616.19 : x
  2. Step 2: Convert to fraction form
    4,712.20/6,502.71 = 2,616.19/x
  3. Step 3: Cross multiply
    4,712.20x = 6,502.71 × 2,616.19
  4. Step 4: Simplify right side
    4,712.20x = 17,012,318.43
  5. Step 5: Solve for x
    x = 17,012,318.43/4,712.20
  6. Step 6: Final answer
    x = 3,610.27

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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.