Home / 2,717.96-3,752.34-1,789.16

Finding the Fourth Proportional to 2,717.96, 3,752.34 and 1,789.16

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Solution

The fourth proportional to 2,717.96, 3,752.34 and 1,789.16 is: 2,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.96 : 3,752.34 = 1,789.16 : x
  2. Step 2: Convert to fraction form
    2,717.96/3,752.34 = 1,789.16/x
  3. Step 3: Cross multiply
    2,717.96x = 3,752.34 × 1,789.16
  4. Step 4: Simplify right side
    2,717.96x = 6,713,536.63
  5. Step 5: Solve for x
    x = 6,713,536.63/2,717.96
  6. Step 6: Final answer
    x = 2,470.06

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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.