Home / 6,537.96-9,022.56-3,886.80

Finding the Fourth Proportional to 6,537.96, 9,022.56 and 3,886.80

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Solution

The fourth proportional to 6,537.96, 9,022.56 and 3,886.80 is: 5,363.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.96 : 9,022.56 = 3,886.80 : x
  2. Step 2: Convert to fraction form
    6,537.96/9,022.56 = 3,886.80/x
  3. Step 3: Cross multiply
    6,537.96x = 9,022.56 × 3,886.80
  4. Step 4: Simplify right side
    6,537.96x = 35,068,886.21
  5. Step 5: Solve for x
    x = 35,068,886.21/6,537.96
  6. Step 6: Final answer
    x = 5,363.89

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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.