Home / 6,797.55-10,197.27-2,117.90

Finding the Fourth Proportional to 6,797.55, 10,197.27 and 2,117.90

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Solution

The fourth proportional to 6,797.55, 10,197.27 and 2,117.90 is: 3,177.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.55 : 10,197.27 = 2,117.90 : x
  2. Step 2: Convert to fraction form
    6,797.55/10,197.27 = 2,117.90/x
  3. Step 3: Cross multiply
    6,797.55x = 10,197.27 × 2,117.90
  4. Step 4: Simplify right side
    6,797.55x = 21,596,798.13
  5. Step 5: Solve for x
    x = 21,596,798.13/6,797.55
  6. Step 6: Final answer
    x = 3,177.14

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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.