Home / 5,486.36-7,569.02-3,247.42

Finding the Fourth Proportional to 5,486.36, 7,569.02 and 3,247.42

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Solution

The fourth proportional to 5,486.36, 7,569.02 and 3,247.42 is: 4,480.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.36 : 7,569.02 = 3,247.42 : x
  2. Step 2: Convert to fraction form
    5,486.36/7,569.02 = 3,247.42/x
  3. Step 3: Cross multiply
    5,486.36x = 7,569.02 × 3,247.42
  4. Step 4: Simplify right side
    5,486.36x = 24,579,786.93
  5. Step 5: Solve for x
    x = 24,579,786.93/5,486.36
  6. Step 6: Final answer
    x = 4,480.16

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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.