Home / 7,612.25-10,504.94-4,255.20

Finding the Fourth Proportional to 7,612.25, 10,504.94 and 4,255.20

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Solution

The fourth proportional to 7,612.25, 10,504.94 and 4,255.20 is: 5,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.25 : 10,504.94 = 4,255.20 : x
  2. Step 2: Convert to fraction form
    7,612.25/10,504.94 = 4,255.20/x
  3. Step 3: Cross multiply
    7,612.25x = 10,504.94 × 4,255.20
  4. Step 4: Simplify right side
    7,612.25x = 44,700,599.41
  5. Step 5: Solve for x
    x = 44,700,599.41/7,612.25
  6. Step 6: Final answer
    x = 5,872.20

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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.