Home / 5,257.02-7,256.31-3,393.66

Finding the Fourth Proportional to 5,257.02, 7,256.31 and 3,393.66

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Solution

The fourth proportional to 5,257.02, 7,256.31 and 3,393.66 is: 4,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.02 : 7,256.31 = 3,393.66 : x
  2. Step 2: Convert to fraction form
    5,257.02/7,256.31 = 3,393.66/x
  3. Step 3: Cross multiply
    5,257.02x = 7,256.31 × 3,393.66
  4. Step 4: Simplify right side
    5,257.02x = 24,625,448.99
  5. Step 5: Solve for x
    x = 24,625,448.99/5,257.02
  6. Step 6: Final answer
    x = 4,684.30

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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.