Home / 3,019.16-4,165.71-1,759.46

Finding the Fourth Proportional to 3,019.16, 4,165.71 and 1,759.46

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Solution

The fourth proportional to 3,019.16, 4,165.71 and 1,759.46 is: 2,427.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.16 : 4,165.71 = 1,759.46 : x
  2. Step 2: Convert to fraction form
    3,019.16/4,165.71 = 1,759.46/x
  3. Step 3: Cross multiply
    3,019.16x = 4,165.71 × 1,759.46
  4. Step 4: Simplify right side
    3,019.16x = 7,329,400.12
  5. Step 5: Solve for x
    x = 7,329,400.12/3,019.16
  6. Step 6: Final answer
    x = 2,427.63

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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.