Home / 4,859.79-7,288.46-1,397.04

Finding the Fourth Proportional to 4,859.79, 7,288.46 and 1,397.04

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Solution

The fourth proportional to 4,859.79, 7,288.46 and 1,397.04 is: 2,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.79 : 7,288.46 = 1,397.04 : x
  2. Step 2: Convert to fraction form
    4,859.79/7,288.46 = 1,397.04/x
  3. Step 3: Cross multiply
    4,859.79x = 7,288.46 × 1,397.04
  4. Step 4: Simplify right side
    4,859.79x = 10,182,270.16
  5. Step 5: Solve for x
    x = 10,182,270.16/4,859.79
  6. Step 6: Final answer
    x = 2,095.21

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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.