Home / 6,531.30-9,012.69-4,013.37

Finding the Fourth Proportional to 6,531.30, 9,012.69 and 4,013.37

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Solution

The fourth proportional to 6,531.30, 9,012.69 and 4,013.37 is: 5,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.30 : 9,012.69 = 4,013.37 : x
  2. Step 2: Convert to fraction form
    6,531.30/9,012.69 = 4,013.37/x
  3. Step 3: Cross multiply
    6,531.30x = 9,012.69 × 4,013.37
  4. Step 4: Simplify right side
    6,531.30x = 36,171,259.67
  5. Step 5: Solve for x
    x = 36,171,259.67/6,531.30
  6. Step 6: Final answer
    x = 5,538.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.