Home / 11,902.16-17,853.60-3,582.20

Finding the Fourth Proportional to 11,902.16, 17,853.60 and 3,582.20

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Solution

The fourth proportional to 11,902.16, 17,853.60 and 3,582.20 is: 5,373.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,902.16 : 17,853.60 = 3,582.20 : x
  2. Step 2: Convert to fraction form
    11,902.16/17,853.60 = 3,582.20/x
  3. Step 3: Cross multiply
    11,902.16x = 17,853.60 × 3,582.20
  4. Step 4: Simplify right side
    11,902.16x = 63,955,165.92
  5. Step 5: Solve for x
    x = 63,955,165.92/11,902.16
  6. Step 6: Final answer
    x = 5,373.41

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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.