Home / 2,237.89-3,091.55-1,651.66

Finding the Fourth Proportional to 2,237.89, 3,091.55 and 1,651.66

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Solution

The fourth proportional to 2,237.89, 3,091.55 and 1,651.66 is: 2,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.89 : 3,091.55 = 1,651.66 : x
  2. Step 2: Convert to fraction form
    2,237.89/3,091.55 = 1,651.66/x
  3. Step 3: Cross multiply
    2,237.89x = 3,091.55 × 1,651.66
  4. Step 4: Simplify right side
    2,237.89x = 5,106,189.47
  5. Step 5: Solve for x
    x = 5,106,189.47/2,237.89
  6. Step 6: Final answer
    x = 2,281.70

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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.