Home / 3,613.98-5,427.14-2,235.47

Finding the Fourth Proportional to 3,613.98, 5,427.14 and 2,235.47

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Solution

The fourth proportional to 3,613.98, 5,427.14 and 2,235.47 is: 3,357.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.98 : 5,427.14 = 2,235.47 : x
  2. Step 2: Convert to fraction form
    3,613.98/5,427.14 = 2,235.47/x
  3. Step 3: Cross multiply
    3,613.98x = 5,427.14 × 2,235.47
  4. Step 4: Simplify right side
    3,613.98x = 12,132,170.34
  5. Step 5: Solve for x
    x = 12,132,170.34/3,613.98
  6. Step 6: Final answer
    x = 3,357.01

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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.