Home / 3,032.20-4,551.18-1,572.40

Finding the Fourth Proportional to 3,032.20, 4,551.18 and 1,572.40

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Solution

The fourth proportional to 3,032.20, 4,551.18 and 1,572.40 is: 2,360.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.20 : 4,551.18 = 1,572.40 : x
  2. Step 2: Convert to fraction form
    3,032.20/4,551.18 = 1,572.40/x
  3. Step 3: Cross multiply
    3,032.20x = 4,551.18 × 1,572.40
  4. Step 4: Simplify right side
    3,032.20x = 7,156,275.43
  5. Step 5: Solve for x
    x = 7,156,275.43/3,032.20
  6. Step 6: Final answer
    x = 2,360.09

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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.