Home / 3,618.44-5,425.01-2,445.52

Finding the Fourth Proportional to 3,618.44, 5,425.01 and 2,445.52

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Solution

The fourth proportional to 3,618.44, 5,425.01 and 2,445.52 is: 3,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.44 : 5,425.01 = 2,445.52 : x
  2. Step 2: Convert to fraction form
    3,618.44/5,425.01 = 2,445.52/x
  3. Step 3: Cross multiply
    3,618.44x = 5,425.01 × 2,445.52
  4. Step 4: Simplify right side
    3,618.44x = 13,266,970.46
  5. Step 5: Solve for x
    x = 13,266,970.46/3,618.44
  6. Step 6: Final answer
    x = 3,666.49

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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.