Home / 2,366.55-3,266.33-2,169.72

Finding the Fourth Proportional to 2,366.55, 3,266.33 and 2,169.72

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Solution

The fourth proportional to 2,366.55, 3,266.33 and 2,169.72 is: 2,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,366.55 : 3,266.33 = 2,169.72 : x
  2. Step 2: Convert to fraction form
    2,366.55/3,266.33 = 2,169.72/x
  3. Step 3: Cross multiply
    2,366.55x = 3,266.33 × 2,169.72
  4. Step 4: Simplify right side
    2,366.55x = 7,087,010.68
  5. Step 5: Solve for x
    x = 7,087,010.68/2,366.55
  6. Step 6: Final answer
    x = 2,994.66

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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.