Home / 8,501.92-12,750.57-5,377.23

Finding the Fourth Proportional to 8,501.92, 12,750.57 and 5,377.23

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Solution

The fourth proportional to 8,501.92, 12,750.57 and 5,377.23 is: 8,064.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.92 : 12,750.57 = 5,377.23 : x
  2. Step 2: Convert to fraction form
    8,501.92/12,750.57 = 5,377.23/x
  3. Step 3: Cross multiply
    8,501.92x = 12,750.57 × 5,377.23
  4. Step 4: Simplify right side
    8,501.92x = 68,562,747.52
  5. Step 5: Solve for x
    x = 68,562,747.52/8,501.92
  6. Step 6: Final answer
    x = 8,064.39

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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.