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Finding the Fourth Proportional to 7,572.59, 11,358.88 and 2,025.79

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Solution

The fourth proportional to 7,572.59, 11,358.88 and 2,025.79 is: 3,038.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.59 : 11,358.88 = 2,025.79 : x
  2. Step 2: Convert to fraction form
    7,572.59/11,358.88 = 2,025.79/x
  3. Step 3: Cross multiply
    7,572.59x = 11,358.88 × 2,025.79
  4. Step 4: Simplify right side
    7,572.59x = 23,010,672.05
  5. Step 5: Solve for x
    x = 23,010,672.05/7,572.59
  6. Step 6: Final answer
    x = 3,038.68

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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.