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Finding the Fourth Proportional to 2,527.20, 3,337.20 and 2,527.20

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Solution

The fourth proportional to 2,527.20, 3,337.20 and 2,527.20 is: 3,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.20 : 3,337.20 = 2,527.20 : x
  2. Step 2: Convert to fraction form
    2,527.20/3,337.20 = 2,527.20/x
  3. Step 3: Cross multiply
    2,527.20x = 3,337.20 × 2,527.20
  4. Step 4: Simplify right side
    2,527.20x = 8,433,771.84
  5. Step 5: Solve for x
    x = 8,433,771.84/2,527.20
  6. Step 6: Final answer
    x = 3,337.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.