Home / 2,703.75-3,731.55-1,585.14

Finding the Fourth Proportional to 2,703.75, 3,731.55 and 1,585.14

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Solution

The fourth proportional to 2,703.75, 3,731.55 and 1,585.14 is: 2,187.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.75 : 3,731.55 = 1,585.14 : x
  2. Step 2: Convert to fraction form
    2,703.75/3,731.55 = 1,585.14/x
  3. Step 3: Cross multiply
    2,703.75x = 3,731.55 × 1,585.14
  4. Step 4: Simplify right side
    2,703.75x = 5,915,010.51
  5. Step 5: Solve for x
    x = 5,915,010.51/2,703.75
  6. Step 6: Final answer
    x = 2,187.71

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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.