Home / 5,807.14-8,013.82-3,154.55

Finding the Fourth Proportional to 5,807.14, 8,013.82 and 3,154.55

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Solution

The fourth proportional to 5,807.14, 8,013.82 and 3,154.55 is: 4,353.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.14 : 8,013.82 = 3,154.55 : x
  2. Step 2: Convert to fraction form
    5,807.14/8,013.82 = 3,154.55/x
  3. Step 3: Cross multiply
    5,807.14x = 8,013.82 × 3,154.55
  4. Step 4: Simplify right side
    5,807.14x = 25,279,940.04
  5. Step 5: Solve for x
    x = 25,279,940.04/5,807.14
  6. Step 6: Final answer
    x = 4,353.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.