Home / 9,170.50-12,663.04-5,819.26

Finding the Fourth Proportional to 9,170.50, 12,663.04 and 5,819.26

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Solution

The fourth proportional to 9,170.50, 12,663.04 and 5,819.26 is: 8,035.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.50 : 12,663.04 = 5,819.26 : x
  2. Step 2: Convert to fraction form
    9,170.50/12,663.04 = 5,819.26/x
  3. Step 3: Cross multiply
    9,170.50x = 12,663.04 × 5,819.26
  4. Step 4: Simplify right side
    9,170.50x = 73,689,522.15
  5. Step 5: Solve for x
    x = 73,689,522.15/9,170.50
  6. Step 6: Final answer
    x = 8,035.50

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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.