Home / 2,918.48-4,386.94-2,512.52

Finding the Fourth Proportional to 2,918.48, 4,386.94 and 2,512.52

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Solution

The fourth proportional to 2,918.48, 4,386.94 and 2,512.52 is: 3,776.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.48 : 4,386.94 = 2,512.52 : x
  2. Step 2: Convert to fraction form
    2,918.48/4,386.94 = 2,512.52/x
  3. Step 3: Cross multiply
    2,918.48x = 4,386.94 × 2,512.52
  4. Step 4: Simplify right side
    2,918.48x = 11,022,255.69
  5. Step 5: Solve for x
    x = 11,022,255.69/2,918.48
  6. Step 6: Final answer
    x = 3,776.72

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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.