Home / 3,902.18-5,847.80-2,927.14

Finding the Fourth Proportional to 3,902.18, 5,847.80 and 2,927.14

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Solution

The fourth proportional to 3,902.18, 5,847.80 and 2,927.14 is: 4,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.18 : 5,847.80 = 2,927.14 : x
  2. Step 2: Convert to fraction form
    3,902.18/5,847.80 = 2,927.14/x
  3. Step 3: Cross multiply
    3,902.18x = 5,847.80 × 2,927.14
  4. Step 4: Simplify right side
    3,902.18x = 17,117,300.04
  5. Step 5: Solve for x
    x = 17,117,300.04/3,902.18
  6. Step 6: Final answer
    x = 4,386.60

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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.