Home / 2,531.64-3,507.24-2,471.16

Finding the Fourth Proportional to 2,531.64, 3,507.24 and 2,471.16

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Solution

The fourth proportional to 2,531.64, 3,507.24 and 2,471.16 is: 3,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.64 : 3,507.24 = 2,471.16 : x
  2. Step 2: Convert to fraction form
    2,531.64/3,507.24 = 2,471.16/x
  3. Step 3: Cross multiply
    2,531.64x = 3,507.24 × 2,471.16
  4. Step 4: Simplify right side
    2,531.64x = 8,666,951.20
  5. Step 5: Solve for x
    x = 8,666,951.20/2,531.64
  6. Step 6: Final answer
    x = 3,423.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.