Home / 4,012.64-5,531.28-3,019.04

Finding the Fourth Proportional to 4,012.64, 5,531.28 and 3,019.04

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Solution

The fourth proportional to 4,012.64, 5,531.28 and 3,019.04 is: 4,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.64 : 5,531.28 = 3,019.04 : x
  2. Step 2: Convert to fraction form
    4,012.64/5,531.28 = 3,019.04/x
  3. Step 3: Cross multiply
    4,012.64x = 5,531.28 × 3,019.04
  4. Step 4: Simplify right side
    4,012.64x = 16,699,155.57
  5. Step 5: Solve for x
    x = 16,699,155.57/4,012.64
  6. Step 6: Final answer
    x = 4,161.64

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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.