Home / 6,116.60-8,450.70-5,650.04

Finding the Fourth Proportional to 6,116.60, 8,450.70 and 5,650.04

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Solution

The fourth proportional to 6,116.60, 8,450.70 and 5,650.04 is: 7,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.60 : 8,450.70 = 5,650.04 : x
  2. Step 2: Convert to fraction form
    6,116.60/8,450.70 = 5,650.04/x
  3. Step 3: Cross multiply
    6,116.60x = 8,450.70 × 5,650.04
  4. Step 4: Simplify right side
    6,116.60x = 47,746,793.03
  5. Step 5: Solve for x
    x = 47,746,793.03/6,116.60
  6. Step 6: Final answer
    x = 7,806.10

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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.