Home / 6,531.82-9,010.36-4,137.46

Finding the Fourth Proportional to 6,531.82, 9,010.36 and 4,137.46

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Solution

The fourth proportional to 6,531.82, 9,010.36 and 4,137.46 is: 5,707.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.82 : 9,010.36 = 4,137.46 : x
  2. Step 2: Convert to fraction form
    6,531.82/9,010.36 = 4,137.46/x
  3. Step 3: Cross multiply
    6,531.82x = 9,010.36 × 4,137.46
  4. Step 4: Simplify right side
    6,531.82x = 37,280,004.09
  5. Step 5: Solve for x
    x = 37,280,004.09/6,531.82
  6. Step 6: Final answer
    x = 5,707.45

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1.5x scale

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.