Home / 2,723.83-3,759.21-1,529.15

Finding the Fourth Proportional to 2,723.83, 3,759.21 and 1,529.15

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Solution

The fourth proportional to 2,723.83, 3,759.21 and 1,529.15 is: 2,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.83 : 3,759.21 = 1,529.15 : x
  2. Step 2: Convert to fraction form
    2,723.83/3,759.21 = 1,529.15/x
  3. Step 3: Cross multiply
    2,723.83x = 3,759.21 × 1,529.15
  4. Step 4: Simplify right side
    2,723.83x = 5,748,377.18
  5. Step 5: Solve for x
    x = 5,748,377.18/2,723.83
  6. Step 6: Final answer
    x = 2,110.40

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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.