Home / 4,207.12-5,805.52-2,438.69

Finding the Fourth Proportional to 4,207.12, 5,805.52 and 2,438.69

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Solution

The fourth proportional to 4,207.12, 5,805.52 and 2,438.69 is: 3,365.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.12 : 5,805.52 = 2,438.69 : x
  2. Step 2: Convert to fraction form
    4,207.12/5,805.52 = 2,438.69/x
  3. Step 3: Cross multiply
    4,207.12x = 5,805.52 × 2,438.69
  4. Step 4: Simplify right side
    4,207.12x = 14,157,851.38
  5. Step 5: Solve for x
    x = 14,157,851.38/4,207.12
  6. Step 6: Final answer
    x = 3,365.21

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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.