Home / 2,806.18-4,187.65-2,464.90

Finding the Fourth Proportional to 2,806.18, 4,187.65 and 2,464.90

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Solution

The fourth proportional to 2,806.18, 4,187.65 and 2,464.90 is: 3,678.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806.18 : 4,187.65 = 2,464.90 : x
  2. Step 2: Convert to fraction form
    2,806.18/4,187.65 = 2,464.90/x
  3. Step 3: Cross multiply
    2,806.18x = 4,187.65 × 2,464.90
  4. Step 4: Simplify right side
    2,806.18x = 10,322,126.16
  5. Step 5: Solve for x
    x = 10,322,126.16/2,806.18
  6. Step 6: Final answer
    x = 3,678.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.