Home / 9,272.78-13,911.44-2,699.02

Finding the Fourth Proportional to 9,272.78, 13,911.44 and 2,699.02

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Solution

The fourth proportional to 9,272.78, 13,911.44 and 2,699.02 is: 4,049.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.78 : 13,911.44 = 2,699.02 : x
  2. Step 2: Convert to fraction form
    9,272.78/13,911.44 = 2,699.02/x
  3. Step 3: Cross multiply
    9,272.78x = 13,911.44 × 2,699.02
  4. Step 4: Simplify right side
    9,272.78x = 37,547,254.79
  5. Step 5: Solve for x
    x = 37,547,254.79/9,272.78
  6. Step 6: Final answer
    x = 4,049.19

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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.