Home / 6,374.69-8,792.20-4,612.13

Finding the Fourth Proportional to 6,374.69, 8,792.20 and 4,612.13

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Solution

The fourth proportional to 6,374.69, 8,792.20 and 4,612.13 is: 6,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.69 : 8,792.20 = 4,612.13 : x
  2. Step 2: Convert to fraction form
    6,374.69/8,792.20 = 4,612.13/x
  3. Step 3: Cross multiply
    6,374.69x = 8,792.20 × 4,612.13
  4. Step 4: Simplify right side
    6,374.69x = 40,550,769.39
  5. Step 5: Solve for x
    x = 40,550,769.39/6,374.69
  6. Step 6: Final answer
    x = 6,361.21

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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.