Home / 4,088.75-6,133.91-1,316.12

Finding the Fourth Proportional to 4,088.75, 6,133.91 and 1,316.12

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Solution

The fourth proportional to 4,088.75, 6,133.91 and 1,316.12 is: 1,974.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.75 : 6,133.91 = 1,316.12 : x
  2. Step 2: Convert to fraction form
    4,088.75/6,133.91 = 1,316.12/x
  3. Step 3: Cross multiply
    4,088.75x = 6,133.91 × 1,316.12
  4. Step 4: Simplify right side
    4,088.75x = 8,072,924.38
  5. Step 5: Solve for x
    x = 8,072,924.38/4,088.75
  6. Step 6: Final answer
    x = 1,974.43

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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.