Home / 6,966.81-10,440.09-3,669.91

Finding the Fourth Proportional to 6,966.81, 10,440.09 and 3,669.91

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Solution

The fourth proportional to 6,966.81, 10,440.09 and 3,669.91 is: 5,499.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.81 : 10,440.09 = 3,669.91 : x
  2. Step 2: Convert to fraction form
    6,966.81/10,440.09 = 3,669.91/x
  3. Step 3: Cross multiply
    6,966.81x = 10,440.09 × 3,669.91
  4. Step 4: Simplify right side
    6,966.81x = 38,314,164.59
  5. Step 5: Solve for x
    x = 38,314,164.59/6,966.81
  6. Step 6: Final answer
    x = 5,499.53

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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.