Home / 3,492.48-4,821.72-2,299.38

Finding the Fourth Proportional to 3,492.48, 4,821.72 and 2,299.38

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Solution

The fourth proportional to 3,492.48, 4,821.72 and 2,299.38 is: 3,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.48 : 4,821.72 = 2,299.38 : x
  2. Step 2: Convert to fraction form
    3,492.48/4,821.72 = 2,299.38/x
  3. Step 3: Cross multiply
    3,492.48x = 4,821.72 × 2,299.38
  4. Step 4: Simplify right side
    3,492.48x = 11,086,966.53
  5. Step 5: Solve for x
    x = 11,086,966.53/3,492.48
  6. Step 6: Final answer
    x = 3,174.53

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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.