Home / 5,637.27-7,779.92-3,279.25

Finding the Fourth Proportional to 5,637.27, 7,779.92 and 3,279.25

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Solution

The fourth proportional to 5,637.27, 7,779.92 and 3,279.25 is: 4,525.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.27 : 7,779.92 = 3,279.25 : x
  2. Step 2: Convert to fraction form
    5,637.27/7,779.92 = 3,279.25/x
  3. Step 3: Cross multiply
    5,637.27x = 7,779.92 × 3,279.25
  4. Step 4: Simplify right side
    5,637.27x = 25,512,302.66
  5. Step 5: Solve for x
    x = 25,512,302.66/5,637.27
  6. Step 6: Final answer
    x = 4,525.65

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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.