Home / 7,280.20-10,052.97-6,906.53

Finding the Fourth Proportional to 7,280.20, 10,052.97 and 6,906.53

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Solution

The fourth proportional to 7,280.20, 10,052.97 and 6,906.53 is: 9,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.20 : 10,052.97 = 6,906.53 : x
  2. Step 2: Convert to fraction form
    7,280.20/10,052.97 = 6,906.53/x
  3. Step 3: Cross multiply
    7,280.20x = 10,052.97 × 6,906.53
  4. Step 4: Simplify right side
    7,280.20x = 69,431,088.63
  5. Step 5: Solve for x
    x = 69,431,088.63/7,280.20
  6. Step 6: Final answer
    x = 9,536.98

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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.