Home / 5,302.36-7,954.02-2,181.64

Finding the Fourth Proportional to 5,302.36, 7,954.02 and 2,181.64

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Solution

The fourth proportional to 5,302.36, 7,954.02 and 2,181.64 is: 3,272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.36 : 7,954.02 = 2,181.64 : x
  2. Step 2: Convert to fraction form
    5,302.36/7,954.02 = 2,181.64/x
  3. Step 3: Cross multiply
    5,302.36x = 7,954.02 × 2,181.64
  4. Step 4: Simplify right side
    5,302.36x = 17,352,808.19
  5. Step 5: Solve for x
    x = 17,352,808.19/5,302.36
  6. Step 6: Final answer
    x = 3,272.66

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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.