Home / 3,509.11-4,841.13-2,016.69

Finding the Fourth Proportional to 3,509.11, 4,841.13 and 2,016.69

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Solution

The fourth proportional to 3,509.11, 4,841.13 and 2,016.69 is: 2,782.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.11 : 4,841.13 = 2,016.69 : x
  2. Step 2: Convert to fraction form
    3,509.11/4,841.13 = 2,016.69/x
  3. Step 3: Cross multiply
    3,509.11x = 4,841.13 × 2,016.69
  4. Step 4: Simplify right side
    3,509.11x = 9,763,058.46
  5. Step 5: Solve for x
    x = 9,763,058.46/3,509.11
  6. Step 6: Final answer
    x = 2,782.20

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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.