Home / 5,368.02-8,054.33-2,772.78

Finding the Fourth Proportional to 5,368.02, 8,054.33 and 2,772.78

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Solution

The fourth proportional to 5,368.02, 8,054.33 and 2,772.78 is: 4,160.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.02 : 8,054.33 = 2,772.78 : x
  2. Step 2: Convert to fraction form
    5,368.02/8,054.33 = 2,772.78/x
  3. Step 3: Cross multiply
    5,368.02x = 8,054.33 × 2,772.78
  4. Step 4: Simplify right side
    5,368.02x = 22,332,871.27
  5. Step 5: Solve for x
    x = 22,332,871.27/5,368.02
  6. Step 6: Final answer
    x = 4,160.36

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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.