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Finding the Fourth Proportional to 3,507.44, 5,261.16 and 2,934.32

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Solution

The fourth proportional to 3,507.44, 5,261.16 and 2,934.32 is: 4,401.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.44 : 5,261.16 = 2,934.32 : x
  2. Step 2: Convert to fraction form
    3,507.44/5,261.16 = 2,934.32/x
  3. Step 3: Cross multiply
    3,507.44x = 5,261.16 × 2,934.32
  4. Step 4: Simplify right side
    3,507.44x = 15,437,927.01
  5. Step 5: Solve for x
    x = 15,437,927.01/3,507.44
  6. Step 6: Final answer
    x = 4,401.48

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.