Home / 2,363.18-3,261.60-1,368.70

Finding the Fourth Proportional to 2,363.18, 3,261.60 and 1,368.70

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Solution

The fourth proportional to 2,363.18, 3,261.60 and 1,368.70 is: 1,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.18 : 3,261.60 = 1,368.70 : x
  2. Step 2: Convert to fraction form
    2,363.18/3,261.60 = 1,368.70/x
  3. Step 3: Cross multiply
    2,363.18x = 3,261.60 × 1,368.70
  4. Step 4: Simplify right side
    2,363.18x = 4,464,143.77
  5. Step 5: Solve for x
    x = 4,464,143.77/2,363.18
  6. Step 6: Final answer
    x = 1,889.04

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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.