Home / 3,444.45-4,753.34-1,872.55

Finding the Fourth Proportional to 3,444.45, 4,753.34 and 1,872.55

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Solution

The fourth proportional to 3,444.45, 4,753.34 and 1,872.55 is: 2,584.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.45 : 4,753.34 = 1,872.55 : x
  2. Step 2: Convert to fraction form
    3,444.45/4,753.34 = 1,872.55/x
  3. Step 3: Cross multiply
    3,444.45x = 4,753.34 × 1,872.55
  4. Step 4: Simplify right side
    3,444.45x = 8,900,866.82
  5. Step 5: Solve for x
    x = 8,900,866.82/3,444.45
  6. Step 6: Final answer
    x = 2,584.12

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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.