Home / 2,288.65-3,426.63-1,731.64

Finding the Fourth Proportional to 2,288.65, 3,426.63 and 1,731.64

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Solution

The fourth proportional to 2,288.65, 3,426.63 and 1,731.64 is: 2,592.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.65 : 3,426.63 = 1,731.64 : x
  2. Step 2: Convert to fraction form
    2,288.65/3,426.63 = 1,731.64/x
  3. Step 3: Cross multiply
    2,288.65x = 3,426.63 × 1,731.64
  4. Step 4: Simplify right side
    2,288.65x = 5,933,689.57
  5. Step 5: Solve for x
    x = 5,933,689.57/2,288.65
  6. Step 6: Final answer
    x = 2,592.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.