Home / 2,846.18-3,926.63-1,726.71

Finding the Fourth Proportional to 2,846.18, 3,926.63 and 1,726.71

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Solution

The fourth proportional to 2,846.18, 3,926.63 and 1,726.71 is: 2,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.18 : 3,926.63 = 1,726.71 : x
  2. Step 2: Convert to fraction form
    2,846.18/3,926.63 = 1,726.71/x
  3. Step 3: Cross multiply
    2,846.18x = 3,926.63 × 1,726.71
  4. Step 4: Simplify right side
    2,846.18x = 6,780,142.65
  5. Step 5: Solve for x
    x = 6,780,142.65/2,846.18
  6. Step 6: Final answer
    x = 2,382.19

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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.