Home / 3,016.03-4,161.40-1,689.52

Finding the Fourth Proportional to 3,016.03, 4,161.40 and 1,689.52

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Solution

The fourth proportional to 3,016.03, 4,161.40 and 1,689.52 is: 2,331.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.03 : 4,161.40 = 1,689.52 : x
  2. Step 2: Convert to fraction form
    3,016.03/4,161.40 = 1,689.52/x
  3. Step 3: Cross multiply
    3,016.03x = 4,161.40 × 1,689.52
  4. Step 4: Simplify right side
    3,016.03x = 7,030,768.53
  5. Step 5: Solve for x
    x = 7,030,768.53/3,016.03
  6. Step 6: Final answer
    x = 2,331.13

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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.