Home / 9,098.40-13,647.60-4,481.76

Finding the Fourth Proportional to 9,098.40, 13,647.60 and 4,481.76

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Solution

The fourth proportional to 9,098.40, 13,647.60 and 4,481.76 is: 6,722.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.40 : 13,647.60 = 4,481.76 : x
  2. Step 2: Convert to fraction form
    9,098.40/13,647.60 = 4,481.76/x
  3. Step 3: Cross multiply
    9,098.40x = 13,647.60 × 4,481.76
  4. Step 4: Simplify right side
    9,098.40x = 61,165,267.78
  5. Step 5: Solve for x
    x = 61,165,267.78/9,098.40
  6. Step 6: Final answer
    x = 6,722.64

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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.