Home / 3,386.27-4,673.43-1,894.59

Finding the Fourth Proportional to 3,386.27, 4,673.43 and 1,894.59

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Solution

The fourth proportional to 3,386.27, 4,673.43 and 1,894.59 is: 2,614.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.27 : 4,673.43 = 1,894.59 : x
  2. Step 2: Convert to fraction form
    3,386.27/4,673.43 = 1,894.59/x
  3. Step 3: Cross multiply
    3,386.27x = 4,673.43 × 1,894.59
  4. Step 4: Simplify right side
    3,386.27x = 8,854,233.74
  5. Step 5: Solve for x
    x = 8,854,233.74/3,386.27
  6. Step 6: Final answer
    x = 2,614.74

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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.