Home / 7,292.20-10,949.10-5,650.60

Finding the Fourth Proportional to 7,292.20, 10,949.10 and 5,650.60

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Solution

The fourth proportional to 7,292.20, 10,949.10 and 5,650.60 is: 8,484.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.20 : 10,949.10 = 5,650.60 : x
  2. Step 2: Convert to fraction form
    7,292.20/10,949.10 = 5,650.60/x
  3. Step 3: Cross multiply
    7,292.20x = 10,949.10 × 5,650.60
  4. Step 4: Simplify right side
    7,292.20x = 61,868,984.46
  5. Step 5: Solve for x
    x = 61,868,984.46/7,292.20
  6. Step 6: Final answer
    x = 8,484.27

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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.