Home / 5,612.28-7,744.88-3,094.32

Finding the Fourth Proportional to 5,612.28, 7,744.88 and 3,094.32

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Solution

The fourth proportional to 5,612.28, 7,744.88 and 3,094.32 is: 4,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.28 : 7,744.88 = 3,094.32 : x
  2. Step 2: Convert to fraction form
    5,612.28/7,744.88 = 3,094.32/x
  3. Step 3: Cross multiply
    5,612.28x = 7,744.88 × 3,094.32
  4. Step 4: Simplify right side
    5,612.28x = 23,965,137.08
  5. Step 5: Solve for x
    x = 23,965,137.08/5,612.28
  6. Step 6: Final answer
    x = 4,270.12

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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.