Home / 8,408.48-11,599.60-6,532.56

Finding the Fourth Proportional to 8,408.48, 11,599.60 and 6,532.56

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Solution

The fourth proportional to 8,408.48, 11,599.60 and 6,532.56 is: 9,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408.48 : 11,599.60 = 6,532.56 : x
  2. Step 2: Convert to fraction form
    8,408.48/11,599.60 = 6,532.56/x
  3. Step 3: Cross multiply
    8,408.48x = 11,599.60 × 6,532.56
  4. Step 4: Simplify right side
    8,408.48x = 75,775,082.98
  5. Step 5: Solve for x
    x = 75,775,082.98/8,408.48
  6. Step 6: Final answer
    x = 9,011.75

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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.