Home / 8,330.18-12,501.41-3,947.62

Finding the Fourth Proportional to 8,330.18, 12,501.41 and 3,947.62

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Solution

The fourth proportional to 8,330.18, 12,501.41 and 3,947.62 is: 5,924.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.18 : 12,501.41 = 3,947.62 : x
  2. Step 2: Convert to fraction form
    8,330.18/12,501.41 = 3,947.62/x
  3. Step 3: Cross multiply
    8,330.18x = 12,501.41 × 3,947.62
  4. Step 4: Simplify right side
    8,330.18x = 49,350,816.14
  5. Step 5: Solve for x
    x = 49,350,816.14/8,330.18
  6. Step 6: Final answer
    x = 5,924.34

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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.