Home / 2,459.13-3,392.82-1,671.81

Finding the Fourth Proportional to 2,459.13, 3,392.82 and 1,671.81

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Solution

The fourth proportional to 2,459.13, 3,392.82 and 1,671.81 is: 2,306.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.13 : 3,392.82 = 1,671.81 : x
  2. Step 2: Convert to fraction form
    2,459.13/3,392.82 = 1,671.81/x
  3. Step 3: Cross multiply
    2,459.13x = 3,392.82 × 1,671.81
  4. Step 4: Simplify right side
    2,459.13x = 5,672,150.40
  5. Step 5: Solve for x
    x = 5,672,150.40/2,459.13
  6. Step 6: Final answer
    x = 2,306.57

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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.