Home / 3,386.29-4,673.19-1,894.18

Finding the Fourth Proportional to 3,386.29, 4,673.19 and 1,894.18

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Solution

The fourth proportional to 3,386.29, 4,673.19 and 1,894.18 is: 2,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.29 : 4,673.19 = 1,894.18 : x
  2. Step 2: Convert to fraction form
    3,386.29/4,673.19 = 1,894.18/x
  3. Step 3: Cross multiply
    3,386.29x = 4,673.19 × 1,894.18
  4. Step 4: Simplify right side
    3,386.29x = 8,851,863.03
  5. Step 5: Solve for x
    x = 8,851,863.03/3,386.29
  6. Step 6: Final answer
    x = 2,614.03

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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.