Home / 5,902.47-8,853.71-2,439.81

Finding the Fourth Proportional to 5,902.47, 8,853.71 and 2,439.81

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Solution

The fourth proportional to 5,902.47, 8,853.71 and 2,439.81 is: 3,659.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.47 : 8,853.71 = 2,439.81 : x
  2. Step 2: Convert to fraction form
    5,902.47/8,853.71 = 2,439.81/x
  3. Step 3: Cross multiply
    5,902.47x = 8,853.71 × 2,439.81
  4. Step 4: Simplify right side
    5,902.47x = 21,601,370.20
  5. Step 5: Solve for x
    x = 21,601,370.20/5,902.47
  6. Step 6: Final answer
    x = 3,659.72

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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.