Home / 7,397.60-10,206.22-4,880.96

Finding the Fourth Proportional to 7,397.60, 10,206.22 and 4,880.96

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Solution

The fourth proportional to 7,397.60, 10,206.22 and 4,880.96 is: 6,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.60 : 10,206.22 = 4,880.96 : x
  2. Step 2: Convert to fraction form
    7,397.60/10,206.22 = 4,880.96/x
  3. Step 3: Cross multiply
    7,397.60x = 10,206.22 × 4,880.96
  4. Step 4: Simplify right side
    7,397.60x = 49,816,151.57
  5. Step 5: Solve for x
    x = 49,816,151.57/7,397.60
  6. Step 6: Final answer
    x = 6,734.10

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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.