Home / 8,158.04-11,257.66-4,621.18

Finding the Fourth Proportional to 8,158.04, 11,257.66 and 4,621.18

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Solution

The fourth proportional to 8,158.04, 11,257.66 and 4,621.18 is: 6,376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.04 : 11,257.66 = 4,621.18 : x
  2. Step 2: Convert to fraction form
    8,158.04/11,257.66 = 4,621.18/x
  3. Step 3: Cross multiply
    8,158.04x = 11,257.66 × 4,621.18
  4. Step 4: Simplify right side
    8,158.04x = 52,023,633.54
  5. Step 5: Solve for x
    x = 52,023,633.54/8,158.04
  6. Step 6: Final answer
    x = 6,376.98

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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.