Home / 3,613.34-5,421.05-1,504.59

Finding the Fourth Proportional to 3,613.34, 5,421.05 and 1,504.59

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Solution

The fourth proportional to 3,613.34, 5,421.05 and 1,504.59 is: 2,257.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.34 : 5,421.05 = 1,504.59 : x
  2. Step 2: Convert to fraction form
    3,613.34/5,421.05 = 1,504.59/x
  3. Step 3: Cross multiply
    3,613.34x = 5,421.05 × 1,504.59
  4. Step 4: Simplify right side
    3,613.34x = 8,156,450.10
  5. Step 5: Solve for x
    x = 8,156,450.10/3,613.34
  6. Step 6: Final answer
    x = 2,257.32

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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.