Home / 2,475.58-3,730.78-2,229.10

Finding the Fourth Proportional to 2,475.58, 3,730.78 and 2,229.10

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Solution

The fourth proportional to 2,475.58, 3,730.78 and 2,229.10 is: 3,359.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.58 : 3,730.78 = 2,229.10 : x
  2. Step 2: Convert to fraction form
    2,475.58/3,730.78 = 2,229.10/x
  3. Step 3: Cross multiply
    2,475.58x = 3,730.78 × 2,229.10
  4. Step 4: Simplify right side
    2,475.58x = 8,316,281.70
  5. Step 5: Solve for x
    x = 8,316,281.70/2,475.58
  6. Step 6: Final answer
    x = 3,359.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.