Home / 5,250.92-7,876.37-1,788.17

Finding the Fourth Proportional to 5,250.92, 7,876.37 and 1,788.17

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Solution

The fourth proportional to 5,250.92, 7,876.37 and 1,788.17 is: 2,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.92 : 7,876.37 = 1,788.17 : x
  2. Step 2: Convert to fraction form
    5,250.92/7,876.37 = 1,788.17/x
  3. Step 3: Cross multiply
    5,250.92x = 7,876.37 × 1,788.17
  4. Step 4: Simplify right side
    5,250.92x = 14,084,240.22
  5. Step 5: Solve for x
    x = 14,084,240.22/5,250.92
  6. Step 6: Final answer
    x = 2,682.24

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1.5x scale

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.