Home / 2,038.41-3,054.11-867.79

Finding the Fourth Proportional to 2,038.41, 3,054.11 and 867.79

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Solution

The fourth proportional to 2,038.41, 3,054.11 and 867.79 is: 1,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.41 : 3,054.11 = 867.79 : x
  2. Step 2: Convert to fraction form
    2,038.41/3,054.11 = 867.79/x
  3. Step 3: Cross multiply
    2,038.41x = 3,054.11 × 867.79
  4. Step 4: Simplify right side
    2,038.41x = 2,650,341.82
  5. Step 5: Solve for x
    x = 2,650,341.82/2,038.41
  6. Step 6: Final answer
    x = 1,300.20

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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.