Home / 2,473.18-3,705.56-2,161.60

Finding the Fourth Proportional to 2,473.18, 3,705.56 and 2,161.60

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Solution

The fourth proportional to 2,473.18, 3,705.56 and 2,161.60 is: 3,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.18 : 3,705.56 = 2,161.60 : x
  2. Step 2: Convert to fraction form
    2,473.18/3,705.56 = 2,161.60/x
  3. Step 3: Cross multiply
    2,473.18x = 3,705.56 × 2,161.60
  4. Step 4: Simplify right side
    2,473.18x = 8,009,938.50
  5. Step 5: Solve for x
    x = 8,009,938.50/2,473.18
  6. Step 6: Final answer
    x = 3,238.72

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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.