Home / 5,236.16-7,851.48-2,313.08

Finding the Fourth Proportional to 5,236.16, 7,851.48 and 2,313.08

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Solution

The fourth proportional to 5,236.16, 7,851.48 and 2,313.08 is: 3,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.16 : 7,851.48 = 2,313.08 : x
  2. Step 2: Convert to fraction form
    5,236.16/7,851.48 = 2,313.08/x
  3. Step 3: Cross multiply
    5,236.16x = 7,851.48 × 2,313.08
  4. Step 4: Simplify right side
    5,236.16x = 18,161,101.36
  5. Step 5: Solve for x
    x = 18,161,101.36/5,236.16
  6. Step 6: Final answer
    x = 3,468.40

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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.