Home / 8,158.33-11,257.86-4,622.10

Finding the Fourth Proportional to 8,158.33, 11,257.86 and 4,622.10

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Solution

The fourth proportional to 8,158.33, 11,257.86 and 4,622.10 is: 6,378.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.33 : 11,257.86 = 4,622.10 : x
  2. Step 2: Convert to fraction form
    8,158.33/11,257.86 = 4,622.10/x
  3. Step 3: Cross multiply
    8,158.33x = 11,257.86 × 4,622.10
  4. Step 4: Simplify right side
    8,158.33x = 52,034,954.71
  5. Step 5: Solve for x
    x = 52,034,954.71/8,158.33
  6. Step 6: Final answer
    x = 6,378.14

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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.