Home / 3,326.67-4,989.95-1,018.11

Finding the Fourth Proportional to 3,326.67, 4,989.95 and 1,018.11

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Solution

The fourth proportional to 3,326.67, 4,989.95 and 1,018.11 is: 1,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.67 : 4,989.95 = 1,018.11 : x
  2. Step 2: Convert to fraction form
    3,326.67/4,989.95 = 1,018.11/x
  3. Step 3: Cross multiply
    3,326.67x = 4,989.95 × 1,018.11
  4. Step 4: Simplify right side
    3,326.67x = 5,080,312.90
  5. Step 5: Solve for x
    x = 5,080,312.90/3,326.67
  6. Step 6: Final answer
    x = 1,527.15

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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.