Home / 3,585.24-4,948.20-2,149.47

Finding the Fourth Proportional to 3,585.24, 4,948.20 and 2,149.47

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Solution

The fourth proportional to 3,585.24, 4,948.20 and 2,149.47 is: 2,966.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.24 : 4,948.20 = 2,149.47 : x
  2. Step 2: Convert to fraction form
    3,585.24/4,948.20 = 2,149.47/x
  3. Step 3: Cross multiply
    3,585.24x = 4,948.20 × 2,149.47
  4. Step 4: Simplify right side
    3,585.24x = 10,636,007.45
  5. Step 5: Solve for x
    x = 10,636,007.45/3,585.24
  6. Step 6: Final answer
    x = 2,966.61

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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.