Home / 8,802.90-13,197.08-4,120.62

Finding the Fourth Proportional to 8,802.90, 13,197.08 and 4,120.62

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Solution

The fourth proportional to 8,802.90, 13,197.08 and 4,120.62 is: 6,177.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.90 : 13,197.08 = 4,120.62 : x
  2. Step 2: Convert to fraction form
    8,802.90/13,197.08 = 4,120.62/x
  3. Step 3: Cross multiply
    8,802.90x = 13,197.08 × 4,120.62
  4. Step 4: Simplify right side
    8,802.90x = 54,380,151.79
  5. Step 5: Solve for x
    x = 54,380,151.79/8,802.90
  6. Step 6: Final answer
    x = 6,177.53

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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.