Home / 4,104.32-5,664.48-3,754.40

Finding the Fourth Proportional to 4,104.32, 5,664.48 and 3,754.40

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Solution

The fourth proportional to 4,104.32, 5,664.48 and 3,754.40 is: 5,181.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.32 : 5,664.48 = 3,754.40 : x
  2. Step 2: Convert to fraction form
    4,104.32/5,664.48 = 3,754.40/x
  3. Step 3: Cross multiply
    4,104.32x = 5,664.48 × 3,754.40
  4. Step 4: Simplify right side
    4,104.32x = 21,266,723.71
  5. Step 5: Solve for x
    x = 21,266,723.71/4,104.32
  6. Step 6: Final answer
    x = 5,181.55

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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.