Home / 8,770.56-12,104.21-4,792.28

Finding the Fourth Proportional to 8,770.56, 12,104.21 and 4,792.28

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Solution

The fourth proportional to 8,770.56, 12,104.21 and 4,792.28 is: 6,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.56 : 12,104.21 = 4,792.28 : x
  2. Step 2: Convert to fraction form
    8,770.56/12,104.21 = 4,792.28/x
  3. Step 3: Cross multiply
    8,770.56x = 12,104.21 × 4,792.28
  4. Step 4: Simplify right side
    8,770.56x = 58,006,733.24
  5. Step 5: Solve for x
    x = 58,006,733.24/8,770.56
  6. Step 6: Final answer
    x = 6,613.80

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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.