Home / 4,311.58-6,475.56-2,679.53

Finding the Fourth Proportional to 4,311.58, 6,475.56 and 2,679.53

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Solution

The fourth proportional to 4,311.58, 6,475.56 and 2,679.53 is: 4,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.58 : 6,475.56 = 2,679.53 : x
  2. Step 2: Convert to fraction form
    4,311.58/6,475.56 = 2,679.53/x
  3. Step 3: Cross multiply
    4,311.58x = 6,475.56 × 2,679.53
  4. Step 4: Simplify right side
    4,311.58x = 17,351,424.91
  5. Step 5: Solve for x
    x = 17,351,424.91/4,311.58
  6. Step 6: Final answer
    x = 4,024.38

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1.5x scale

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.