Home / 5,217.51-7,823.16-2,444.81

Finding the Fourth Proportional to 5,217.51, 7,823.16 and 2,444.81

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Solution

The fourth proportional to 5,217.51, 7,823.16 and 2,444.81 is: 3,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.51 : 7,823.16 = 2,444.81 : x
  2. Step 2: Convert to fraction form
    5,217.51/7,823.16 = 2,444.81/x
  3. Step 3: Cross multiply
    5,217.51x = 7,823.16 × 2,444.81
  4. Step 4: Simplify right side
    5,217.51x = 19,126,115.81
  5. Step 5: Solve for x
    x = 19,126,115.81/5,217.51
  6. Step 6: Final answer
    x = 3,665.75

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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.