Home / 3,458.80-5,189.51-2,073.13

Finding the Fourth Proportional to 3,458.80, 5,189.51 and 2,073.13

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Solution

The fourth proportional to 3,458.80, 5,189.51 and 2,073.13 is: 3,110.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.80 : 5,189.51 = 2,073.13 : x
  2. Step 2: Convert to fraction form
    3,458.80/5,189.51 = 2,073.13/x
  3. Step 3: Cross multiply
    3,458.80x = 5,189.51 × 2,073.13
  4. Step 4: Simplify right side
    3,458.80x = 10,758,547.02
  5. Step 5: Solve for x
    x = 10,758,547.02/3,458.80
  6. Step 6: Final answer
    x = 3,110.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.