Home / 4,082.66-6,125.85-2,420.07

Finding the Fourth Proportional to 4,082.66, 6,125.85 and 2,420.07

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Solution

The fourth proportional to 4,082.66, 6,125.85 and 2,420.07 is: 3,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.66 : 6,125.85 = 2,420.07 : x
  2. Step 2: Convert to fraction form
    4,082.66/6,125.85 = 2,420.07/x
  3. Step 3: Cross multiply
    4,082.66x = 6,125.85 × 2,420.07
  4. Step 4: Simplify right side
    4,082.66x = 14,824,971.91
  5. Step 5: Solve for x
    x = 14,824,971.91/4,082.66
  6. Step 6: Final answer
    x = 3,631.20

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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.