Home / 5,807.22-8,013.56-3,154.57

Finding the Fourth Proportional to 5,807.22, 8,013.56 and 3,154.57

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Solution

The fourth proportional to 5,807.22, 8,013.56 and 3,154.57 is: 4,353.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.22 : 8,013.56 = 3,154.57 : x
  2. Step 2: Convert to fraction form
    5,807.22/8,013.56 = 3,154.57/x
  3. Step 3: Cross multiply
    5,807.22x = 8,013.56 × 3,154.57
  4. Step 4: Simplify right side
    5,807.22x = 25,279,323.82
  5. Step 5: Solve for x
    x = 25,279,323.82/5,807.22
  6. Step 6: Final answer
    x = 4,353.09

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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.