Home / 5,340.50-8,015.91-2,569.08

Finding the Fourth Proportional to 5,340.50, 8,015.91 and 2,569.08

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Solution

The fourth proportional to 5,340.50, 8,015.91 and 2,569.08 is: 3,856.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.50 : 8,015.91 = 2,569.08 : x
  2. Step 2: Convert to fraction form
    5,340.50/8,015.91 = 2,569.08/x
  3. Step 3: Cross multiply
    5,340.50x = 8,015.91 × 2,569.08
  4. Step 4: Simplify right side
    5,340.50x = 20,593,514.06
  5. Step 5: Solve for x
    x = 20,593,514.06/5,340.50
  6. Step 6: Final answer
    x = 3,856.11

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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.