Home / 3,585.47-4,949.46-3,361.28

Finding the Fourth Proportional to 3,585.47, 4,949.46 and 3,361.28

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Solution

The fourth proportional to 3,585.47, 4,949.46 and 3,361.28 is: 4,639.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.47 : 4,949.46 = 3,361.28 : x
  2. Step 2: Convert to fraction form
    3,585.47/4,949.46 = 3,361.28/x
  3. Step 3: Cross multiply
    3,585.47x = 4,949.46 × 3,361.28
  4. Step 4: Simplify right side
    3,585.47x = 16,636,520.91
  5. Step 5: Solve for x
    x = 16,636,520.91/3,585.47
  6. Step 6: Final answer
    x = 4,639.98

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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.