Home / 5,915.11-8,162.86-3,262.51

Finding the Fourth Proportional to 5,915.11, 8,162.86 and 3,262.51

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Solution

The fourth proportional to 5,915.11, 8,162.86 and 3,262.51 is: 4,502.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.11 : 8,162.86 = 3,262.51 : x
  2. Step 2: Convert to fraction form
    5,915.11/8,162.86 = 3,262.51/x
  3. Step 3: Cross multiply
    5,915.11x = 8,162.86 × 3,262.51
  4. Step 4: Simplify right side
    5,915.11x = 26,631,420.54
  5. Step 5: Solve for x
    x = 26,631,420.54/5,915.11
  6. Step 6: Final answer
    x = 4,502.27

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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.