Home / 2,288.96-3,159.51-1,344.74

Finding the Fourth Proportional to 2,288.96, 3,159.51 and 1,344.74

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Solution

The fourth proportional to 2,288.96, 3,159.51 and 1,344.74 is: 1,856.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.96 : 3,159.51 = 1,344.74 : x
  2. Step 2: Convert to fraction form
    2,288.96/3,159.51 = 1,344.74/x
  3. Step 3: Cross multiply
    2,288.96x = 3,159.51 × 1,344.74
  4. Step 4: Simplify right side
    2,288.96x = 4,248,703.68
  5. Step 5: Solve for x
    x = 4,248,703.68/2,288.96
  6. Step 6: Final answer
    x = 1,856.17

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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.