Home / 4,351.41-6,490.58-3,957.75

Finding the Fourth Proportional to 4,351.41, 6,490.58 and 3,957.75

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Solution

The fourth proportional to 4,351.41, 6,490.58 and 3,957.75 is: 5,903.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.41 : 6,490.58 = 3,957.75 : x
  2. Step 2: Convert to fraction form
    4,351.41/6,490.58 = 3,957.75/x
  3. Step 3: Cross multiply
    4,351.41x = 6,490.58 × 3,957.75
  4. Step 4: Simplify right side
    4,351.41x = 25,688,073.21
  5. Step 5: Solve for x
    x = 25,688,073.21/4,351.41
  6. Step 6: Final answer
    x = 5,903.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.