Home / 4,645.47-6,409.18-2,654.61

Finding the Fourth Proportional to 4,645.47, 6,409.18 and 2,654.61

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Solution

The fourth proportional to 4,645.47, 6,409.18 and 2,654.61 is: 3,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.47 : 6,409.18 = 2,654.61 : x
  2. Step 2: Convert to fraction form
    4,645.47/6,409.18 = 2,654.61/x
  3. Step 3: Cross multiply
    4,645.47x = 6,409.18 × 2,654.61
  4. Step 4: Simplify right side
    4,645.47x = 17,013,891.75
  5. Step 5: Solve for x
    x = 17,013,891.75/4,645.47
  6. Step 6: Final answer
    x = 3,662.47

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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.