Home / 7,280.89-10,049.57-4,297.76

Finding the Fourth Proportional to 7,280.89, 10,049.57 and 4,297.76

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Solution

The fourth proportional to 7,280.89, 10,049.57 and 4,297.76 is: 5,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.89 : 10,049.57 = 4,297.76 : x
  2. Step 2: Convert to fraction form
    7,280.89/10,049.57 = 4,297.76/x
  3. Step 3: Cross multiply
    7,280.89x = 10,049.57 × 4,297.76
  4. Step 4: Simplify right side
    7,280.89x = 43,190,622.03
  5. Step 5: Solve for x
    x = 43,190,622.03/7,280.89
  6. Step 6: Final answer
    x = 5,932.05

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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.