Home / 2,281.52-3,418.12-2,053.40

Finding the Fourth Proportional to 2,281.52, 3,418.12 and 2,053.40

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Solution

The fourth proportional to 2,281.52, 3,418.12 and 2,053.40 is: 3,076.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.52 : 3,418.12 = 2,053.40 : x
  2. Step 2: Convert to fraction form
    2,281.52/3,418.12 = 2,053.40/x
  3. Step 3: Cross multiply
    2,281.52x = 3,418.12 × 2,053.40
  4. Step 4: Simplify right side
    2,281.52x = 7,018,767.61
  5. Step 5: Solve for x
    x = 7,018,767.61/2,281.52
  6. Step 6: Final answer
    x = 3,076.36

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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.