Home / 3,359.19-5,038.79-1,019.18

Finding the Fourth Proportional to 3,359.19, 5,038.79 and 1,019.18

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Solution

The fourth proportional to 3,359.19, 5,038.79 and 1,019.18 is: 1,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.19 : 5,038.79 = 1,019.18 : x
  2. Step 2: Convert to fraction form
    3,359.19/5,038.79 = 1,019.18/x
  3. Step 3: Cross multiply
    3,359.19x = 5,038.79 × 1,019.18
  4. Step 4: Simplify right side
    3,359.19x = 5,135,403.70
  5. Step 5: Solve for x
    x = 5,135,403.70/3,359.19
  6. Step 6: Final answer
    x = 1,528.76

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Double scale
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Similar ratio
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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.