Home / 3,444.31-4,753.16-1,872.40

Finding the Fourth Proportional to 3,444.31, 4,753.16 and 1,872.40

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Solution

The fourth proportional to 3,444.31, 4,753.16 and 1,872.40 is: 2,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.31 : 4,753.16 = 1,872.40 : x
  2. Step 2: Convert to fraction form
    3,444.31/4,753.16 = 1,872.40/x
  3. Step 3: Cross multiply
    3,444.31x = 4,753.16 × 1,872.40
  4. Step 4: Simplify right side
    3,444.31x = 8,899,816.78
  5. Step 5: Solve for x
    x = 8,899,816.78/3,444.31
  6. Step 6: Final answer
    x = 2,583.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.