Home / 5,697.52-8,540.80-1,799.26

Finding the Fourth Proportional to 5,697.52, 8,540.80 and 1,799.26

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Solution

The fourth proportional to 5,697.52, 8,540.80 and 1,799.26 is: 2,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,697.52 : 8,540.80 = 1,799.26 : x
  2. Step 2: Convert to fraction form
    5,697.52/8,540.80 = 1,799.26/x
  3. Step 3: Cross multiply
    5,697.52x = 8,540.80 × 1,799.26
  4. Step 4: Simplify right side
    5,697.52x = 15,367,119.81
  5. Step 5: Solve for x
    x = 15,367,119.81/5,697.52
  6. Step 6: Final answer
    x = 2,697.16

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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.