Home / 4,372.72-6,559.98-2,420.82

Finding the Fourth Proportional to 4,372.72, 6,559.98 and 2,420.82

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Solution

The fourth proportional to 4,372.72, 6,559.98 and 2,420.82 is: 3,631.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.72 : 6,559.98 = 2,420.82 : x
  2. Step 2: Convert to fraction form
    4,372.72/6,559.98 = 2,420.82/x
  3. Step 3: Cross multiply
    4,372.72x = 6,559.98 × 2,420.82
  4. Step 4: Simplify right side
    4,372.72x = 15,880,530.78
  5. Step 5: Solve for x
    x = 15,880,530.78/4,372.72
  6. Step 6: Final answer
    x = 3,631.73

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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.