Home / 8,770.96-13,136.59-6,150.09

Finding the Fourth Proportional to 8,770.96, 13,136.59 and 6,150.09

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Solution

The fourth proportional to 8,770.96, 13,136.59 and 6,150.09 is: 9,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.96 : 13,136.59 = 6,150.09 : x
  2. Step 2: Convert to fraction form
    8,770.96/13,136.59 = 6,150.09/x
  3. Step 3: Cross multiply
    8,770.96x = 13,136.59 × 6,150.09
  4. Step 4: Simplify right side
    8,770.96x = 80,791,210.79
  5. Step 5: Solve for x
    x = 80,791,210.79/8,770.96
  6. Step 6: Final answer
    x = 9,211.22

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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.