Home / 4,437.78-6,123.46-2,549.45

Finding the Fourth Proportional to 4,437.78, 6,123.46 and 2,549.45

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Solution

The fourth proportional to 4,437.78, 6,123.46 and 2,549.45 is: 3,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,437.78 : 6,123.46 = 2,549.45 : x
  2. Step 2: Convert to fraction form
    4,437.78/6,123.46 = 2,549.45/x
  3. Step 3: Cross multiply
    4,437.78x = 6,123.46 × 2,549.45
  4. Step 4: Simplify right side
    4,437.78x = 15,611,455.10
  5. Step 5: Solve for x
    x = 15,611,455.10/4,437.78
  6. Step 6: Final answer
    x = 3,517.85

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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.