Home / 8,770.67-12,103.70-4,792.03

Finding the Fourth Proportional to 8,770.67, 12,103.70 and 4,792.03

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Solution

The fourth proportional to 8,770.67, 12,103.70 and 4,792.03 is: 6,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.67 : 12,103.70 = 4,792.03 : x
  2. Step 2: Convert to fraction form
    8,770.67/12,103.70 = 4,792.03/x
  3. Step 3: Cross multiply
    8,770.67x = 12,103.70 × 4,792.03
  4. Step 4: Simplify right side
    8,770.67x = 58,001,272.39
  5. Step 5: Solve for x
    x = 58,001,272.39/8,770.67
  6. Step 6: Final answer
    x = 6,613.09

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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.