Home / 2,427.10-3,350.50-1,587.84

Finding the Fourth Proportional to 2,427.10, 3,350.50 and 1,587.84

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Solution

The fourth proportional to 2,427.10, 3,350.50 and 1,587.84 is: 2,191.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.10 : 3,350.50 = 1,587.84 : x
  2. Step 2: Convert to fraction form
    2,427.10/3,350.50 = 1,587.84/x
  3. Step 3: Cross multiply
    2,427.10x = 3,350.50 × 1,587.84
  4. Step 4: Simplify right side
    2,427.10x = 5,320,041.39
  5. Step 5: Solve for x
    x = 5,320,041.39/2,427.10
  6. Step 6: Final answer
    x = 2,191.94

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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.