Home / 9,718.79-14,575.25-2,697.11

Finding the Fourth Proportional to 9,718.79, 14,575.25 and 2,697.11

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Solution

The fourth proportional to 9,718.79, 14,575.25 and 2,697.11 is: 4,044.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,718.79 : 14,575.25 = 2,697.11 : x
  2. Step 2: Convert to fraction form
    9,718.79/14,575.25 = 2,697.11/x
  3. Step 3: Cross multiply
    9,718.79x = 14,575.25 × 2,697.11
  4. Step 4: Simplify right side
    9,718.79x = 39,310,986.39
  5. Step 5: Solve for x
    x = 39,310,986.39/9,718.79
  6. Step 6: Final answer
    x = 4,044.84

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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.