Home / 3,020.18-4,530.75-1,634.18

Finding the Fourth Proportional to 3,020.18, 4,530.75 and 1,634.18

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Solution

The fourth proportional to 3,020.18, 4,530.75 and 1,634.18 is: 2,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.18 : 4,530.75 = 1,634.18 : x
  2. Step 2: Convert to fraction form
    3,020.18/4,530.75 = 1,634.18/x
  3. Step 3: Cross multiply
    3,020.18x = 4,530.75 × 1,634.18
  4. Step 4: Simplify right side
    3,020.18x = 7,404,061.04
  5. Step 5: Solve for x
    x = 7,404,061.04/3,020.18
  6. Step 6: Final answer
    x = 2,451.53

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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.