Home / 1,721.07-2,594.57-1,609.71

Finding the Fourth Proportional to 1,721.07, 2,594.57 and 1,609.71

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Solution

The fourth proportional to 1,721.07, 2,594.57 and 1,609.71 is: 2,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721.07 : 2,594.57 = 1,609.71 : x
  2. Step 2: Convert to fraction form
    1,721.07/2,594.57 = 1,609.71/x
  3. Step 3: Cross multiply
    1,721.07x = 2,594.57 × 1,609.71
  4. Step 4: Simplify right side
    1,721.07x = 4,176,505.27
  5. Step 5: Solve for x
    x = 4,176,505.27/1,721.07
  6. Step 6: Final answer
    x = 2,426.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.