Home / 6,977.80-10,452.53-4,337.20

Finding the Fourth Proportional to 6,977.80, 10,452.53 and 4,337.20

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Solution

The fourth proportional to 6,977.80, 10,452.53 and 4,337.20 is: 6,496.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.80 : 10,452.53 = 4,337.20 : x
  2. Step 2: Convert to fraction form
    6,977.80/10,452.53 = 4,337.20/x
  3. Step 3: Cross multiply
    6,977.80x = 10,452.53 × 4,337.20
  4. Step 4: Simplify right side
    6,977.80x = 45,334,691.43
  5. Step 5: Solve for x
    x = 45,334,691.43/6,977.80
  6. Step 6: Final answer
    x = 6,496.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.