Home / 2,257.49-3,113.28-1,417.11

Finding the Fourth Proportional to 2,257.49, 3,113.28 and 1,417.11

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Solution

The fourth proportional to 2,257.49, 3,113.28 and 1,417.11 is: 1,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.49 : 3,113.28 = 1,417.11 : x
  2. Step 2: Convert to fraction form
    2,257.49/3,113.28 = 1,417.11/x
  3. Step 3: Cross multiply
    2,257.49x = 3,113.28 × 1,417.11
  4. Step 4: Simplify right side
    2,257.49x = 4,411,860.22
  5. Step 5: Solve for x
    x = 4,411,860.22/2,257.49
  6. Step 6: Final answer
    x = 1,954.33

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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.