Home / 3,020.10-4,530.15-2,472.90

Finding the Fourth Proportional to 3,020.10, 4,530.15 and 2,472.90

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Solution

The fourth proportional to 3,020.10, 4,530.15 and 2,472.90 is: 3,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.10 : 4,530.15 = 2,472.90 : x
  2. Step 2: Convert to fraction form
    3,020.10/4,530.15 = 2,472.90/x
  3. Step 3: Cross multiply
    3,020.10x = 4,530.15 × 2,472.90
  4. Step 4: Simplify right side
    3,020.10x = 11,202,607.94
  5. Step 5: Solve for x
    x = 11,202,607.94/3,020.10
  6. Step 6: Final answer
    x = 3,709.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.