Home / 2,019.30-3,026.40-848.70

Finding the Fourth Proportional to 2,019.30, 3,026.40 and 848.70

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Solution

The fourth proportional to 2,019.30, 3,026.40 and 848.70 is: 1,271.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019.30 : 3,026.40 = 848.70 : x
  2. Step 2: Convert to fraction form
    2,019.30/3,026.40 = 848.70/x
  3. Step 3: Cross multiply
    2,019.30x = 3,026.40 × 848.70
  4. Step 4: Simplify right side
    2,019.30x = 2,568,505.68
  5. Step 5: Solve for x
    x = 2,568,505.68/2,019.30
  6. Step 6: Final answer
    x = 1,271.98

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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.