Home / 4,358.38-6,539.40-2,408.30

Finding the Fourth Proportional to 4,358.38, 6,539.40 and 2,408.30

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Solution

The fourth proportional to 4,358.38, 6,539.40 and 2,408.30 is: 3,613.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,358.38 : 6,539.40 = 2,408.30 : x
  2. Step 2: Convert to fraction form
    4,358.38/6,539.40 = 2,408.30/x
  3. Step 3: Cross multiply
    4,358.38x = 6,539.40 × 2,408.30
  4. Step 4: Simplify right side
    4,358.38x = 15,748,837.02
  5. Step 5: Solve for x
    x = 15,748,837.02/4,358.38
  6. Step 6: Final answer
    x = 3,613.46

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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.