Home / 7,337.64-10,121.28-4,983.84

Finding the Fourth Proportional to 7,337.64, 10,121.28 and 4,983.84

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Solution

The fourth proportional to 7,337.64, 10,121.28 and 4,983.84 is: 6,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.64 : 10,121.28 = 4,983.84 : x
  2. Step 2: Convert to fraction form
    7,337.64/10,121.28 = 4,983.84/x
  3. Step 3: Cross multiply
    7,337.64x = 10,121.28 × 4,983.84
  4. Step 4: Simplify right side
    7,337.64x = 50,442,840.12
  5. Step 5: Solve for x
    x = 50,442,840.12/7,337.64
  6. Step 6: Final answer
    x = 6,874.53

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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.