Home / 2,659.34-3,988.96-1,197.46

Finding the Fourth Proportional to 2,659.34, 3,988.96 and 1,197.46

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Solution

The fourth proportional to 2,659.34, 3,988.96 and 1,197.46 is: 1,796.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.34 : 3,988.96 = 1,197.46 : x
  2. Step 2: Convert to fraction form
    2,659.34/3,988.96 = 1,197.46/x
  3. Step 3: Cross multiply
    2,659.34x = 3,988.96 × 1,197.46
  4. Step 4: Simplify right side
    2,659.34x = 4,776,620.04
  5. Step 5: Solve for x
    x = 4,776,620.04/2,659.34
  6. Step 6: Final answer
    x = 1,796.17

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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.