Home / 2,424.21-3,351.61-1,866.52

Finding the Fourth Proportional to 2,424.21, 3,351.61 and 1,866.52

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Solution

The fourth proportional to 2,424.21, 3,351.61 and 1,866.52 is: 2,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.21 : 3,351.61 = 1,866.52 : x
  2. Step 2: Convert to fraction form
    2,424.21/3,351.61 = 1,866.52/x
  3. Step 3: Cross multiply
    2,424.21x = 3,351.61 × 1,866.52
  4. Step 4: Simplify right side
    2,424.21x = 6,255,847.10
  5. Step 5: Solve for x
    x = 6,255,847.10/2,424.21
  6. Step 6: Final answer
    x = 2,580.57

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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.