Home / 5,252.75-7,873.81-3,405.04

Finding the Fourth Proportional to 5,252.75, 7,873.81 and 3,405.04

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Solution

The fourth proportional to 5,252.75, 7,873.81 and 3,405.04 is: 5,104.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.75 : 7,873.81 = 3,405.04 : x
  2. Step 2: Convert to fraction form
    5,252.75/7,873.81 = 3,405.04/x
  3. Step 3: Cross multiply
    5,252.75x = 7,873.81 × 3,405.04
  4. Step 4: Simplify right side
    5,252.75x = 26,810,609.81
  5. Step 5: Solve for x
    x = 26,810,609.81/5,252.75
  6. Step 6: Final answer
    x = 5,104.11

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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.