Home / 5,612.26-8,418.40-3,020.26

Finding the Fourth Proportional to 5,612.26, 8,418.40 and 3,020.26

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Solution

The fourth proportional to 5,612.26, 8,418.40 and 3,020.26 is: 4,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.26 : 8,418.40 = 3,020.26 : x
  2. Step 2: Convert to fraction form
    5,612.26/8,418.40 = 3,020.26/x
  3. Step 3: Cross multiply
    5,612.26x = 8,418.40 × 3,020.26
  4. Step 4: Simplify right side
    5,612.26x = 25,425,756.78
  5. Step 5: Solve for x
    x = 25,425,756.78/5,612.26
  6. Step 6: Final answer
    x = 4,530.40

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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.