Home / 6,443.07-9,665.82-2,547.51

Finding the Fourth Proportional to 6,443.07, 9,665.82 and 2,547.51

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Solution

The fourth proportional to 6,443.07, 9,665.82 and 2,547.51 is: 3,821.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443.07 : 9,665.82 = 2,547.51 : x
  2. Step 2: Convert to fraction form
    6,443.07/9,665.82 = 2,547.51/x
  3. Step 3: Cross multiply
    6,443.07x = 9,665.82 × 2,547.51
  4. Step 4: Simplify right side
    6,443.07x = 24,623,773.11
  5. Step 5: Solve for x
    x = 24,623,773.11/6,443.07
  6. Step 6: Final answer
    x = 3,821.75

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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.