Home / 1,358.08-2,025.70-1,233.50

Finding the Fourth Proportional to 1,358.08, 2,025.70 and 1,233.50

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Solution

The fourth proportional to 1,358.08, 2,025.70 and 1,233.50 is: 1,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358.08 : 2,025.70 = 1,233.50 : x
  2. Step 2: Convert to fraction form
    1,358.08/2,025.70 = 1,233.50/x
  3. Step 3: Cross multiply
    1,358.08x = 2,025.70 × 1,233.50
  4. Step 4: Simplify right side
    1,358.08x = 2,498,700.95
  5. Step 5: Solve for x
    x = 2,498,700.95/1,358.08
  6. Step 6: Final answer
    x = 1,839.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.