Home / 2,459.57-3,394.16-1,340.51

Finding the Fourth Proportional to 2,459.57, 3,394.16 and 1,340.51

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Solution

The fourth proportional to 2,459.57, 3,394.16 and 1,340.51 is: 1,849.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.57 : 3,394.16 = 1,340.51 : x
  2. Step 2: Convert to fraction form
    2,459.57/3,394.16 = 1,340.51/x
  3. Step 3: Cross multiply
    2,459.57x = 3,394.16 × 1,340.51
  4. Step 4: Simplify right side
    2,459.57x = 4,549,881.75
  5. Step 5: Solve for x
    x = 4,549,881.75/2,459.57
  6. Step 6: Final answer
    x = 1,849.87

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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.