Home / 3,207.48-4,426.07-1,791.06

Finding the Fourth Proportional to 3,207.48, 4,426.07 and 1,791.06

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Solution

The fourth proportional to 3,207.48, 4,426.07 and 1,791.06 is: 2,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.48 : 4,426.07 = 1,791.06 : x
  2. Step 2: Convert to fraction form
    3,207.48/4,426.07 = 1,791.06/x
  3. Step 3: Cross multiply
    3,207.48x = 4,426.07 × 1,791.06
  4. Step 4: Simplify right side
    3,207.48x = 7,927,353.11
  5. Step 5: Solve for x
    x = 7,927,353.11/3,207.48
  6. Step 6: Final answer
    x = 2,471.52

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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.