Home / 7,360.16-10,156.82-4,002.90

Finding the Fourth Proportional to 7,360.16, 10,156.82 and 4,002.90

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Solution

The fourth proportional to 7,360.16, 10,156.82 and 4,002.90 is: 5,523.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.16 : 10,156.82 = 4,002.90 : x
  2. Step 2: Convert to fraction form
    7,360.16/10,156.82 = 4,002.90/x
  3. Step 3: Cross multiply
    7,360.16x = 10,156.82 × 4,002.90
  4. Step 4: Simplify right side
    7,360.16x = 40,656,734.78
  5. Step 5: Solve for x
    x = 40,656,734.78/7,360.16
  6. Step 6: Final answer
    x = 5,523.89

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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.