Home / 6,656.36-9,985.82-2,040.04

Finding the Fourth Proportional to 6,656.36, 9,985.82 and 2,040.04

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Solution

The fourth proportional to 6,656.36, 9,985.82 and 2,040.04 is: 3,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.36 : 9,985.82 = 2,040.04 : x
  2. Step 2: Convert to fraction form
    6,656.36/9,985.82 = 2,040.04/x
  3. Step 3: Cross multiply
    6,656.36x = 9,985.82 × 2,040.04
  4. Step 4: Simplify right side
    6,656.36x = 20,371,472.23
  5. Step 5: Solve for x
    x = 20,371,472.23/6,656.36
  6. Step 6: Final answer
    x = 3,060.45

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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.