Home / 6,664.49-10,002.78-3,547.13

Finding the Fourth Proportional to 6,664.49, 10,002.78 and 3,547.13

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Solution

The fourth proportional to 6,664.49, 10,002.78 and 3,547.13 is: 5,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.49 : 10,002.78 = 3,547.13 : x
  2. Step 2: Convert to fraction form
    6,664.49/10,002.78 = 3,547.13/x
  3. Step 3: Cross multiply
    6,664.49x = 10,002.78 × 3,547.13
  4. Step 4: Simplify right side
    6,664.49x = 35,481,124.31
  5. Step 5: Solve for x
    x = 35,481,124.31/6,664.49
  6. Step 6: Final answer
    x = 5,323.90

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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.