Home / 8,116.04-12,152.10-4,212.24

Finding the Fourth Proportional to 8,116.04, 12,152.10 and 4,212.24

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Solution

The fourth proportional to 8,116.04, 12,152.10 and 4,212.24 is: 6,306.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.04 : 12,152.10 = 4,212.24 : x
  2. Step 2: Convert to fraction form
    8,116.04/12,152.10 = 4,212.24/x
  3. Step 3: Cross multiply
    8,116.04x = 12,152.10 × 4,212.24
  4. Step 4: Simplify right side
    8,116.04x = 51,187,561.70
  5. Step 5: Solve for x
    x = 51,187,561.70/8,116.04
  6. Step 6: Final answer
    x = 6,306.96

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1.5x scale

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.