Home / 9,289.88-12,819.96-5,098.16

Finding the Fourth Proportional to 9,289.88, 12,819.96 and 5,098.16

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Solution

The fourth proportional to 9,289.88, 12,819.96 and 5,098.16 is: 7,035.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289.88 : 12,819.96 = 5,098.16 : x
  2. Step 2: Convert to fraction form
    9,289.88/12,819.96 = 5,098.16/x
  3. Step 3: Cross multiply
    9,289.88x = 12,819.96 × 5,098.16
  4. Step 4: Simplify right side
    9,289.88x = 65,358,207.27
  5. Step 5: Solve for x
    x = 65,358,207.27/9,289.88
  6. Step 6: Final answer
    x = 7,035.42

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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.