Home / 7,027.02-9,697.29-3,883.21

Finding the Fourth Proportional to 7,027.02, 9,697.29 and 3,883.21

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Solution

The fourth proportional to 7,027.02, 9,697.29 and 3,883.21 is: 5,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.02 : 9,697.29 = 3,883.21 : x
  2. Step 2: Convert to fraction form
    7,027.02/9,697.29 = 3,883.21/x
  3. Step 3: Cross multiply
    7,027.02x = 9,697.29 × 3,883.21
  4. Step 4: Simplify right side
    7,027.02x = 37,656,613.50
  5. Step 5: Solve for x
    x = 37,656,613.50/7,027.02
  6. Step 6: Final answer
    x = 5,358.83

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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.