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Finding the Fourth Proportional to 2,652.32, 3,972.32 and 2,560.06

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Solution

The fourth proportional to 2,652.32, 3,972.32 and 2,560.06 is: 3,834.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.32 : 3,972.32 = 2,560.06 : x
  2. Step 2: Convert to fraction form
    2,652.32/3,972.32 = 2,560.06/x
  3. Step 3: Cross multiply
    2,652.32x = 3,972.32 × 2,560.06
  4. Step 4: Simplify right side
    2,652.32x = 10,169,354.81
  5. Step 5: Solve for x
    x = 10,169,354.81/2,652.32
  6. Step 6: Final answer
    x = 3,834.14

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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.