Home / 11,088.01-15,299.71-6,371.38

Finding the Fourth Proportional to 11,088.01, 15,299.71 and 6,371.38

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Solution

The fourth proportional to 11,088.01, 15,299.71 and 6,371.38 is: 8,791.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.01 : 15,299.71 = 6,371.38 : x
  2. Step 2: Convert to fraction form
    11,088.01/15,299.71 = 6,371.38/x
  3. Step 3: Cross multiply
    11,088.01x = 15,299.71 × 6,371.38
  4. Step 4: Simplify right side
    11,088.01x = 97,480,266.30
  5. Step 5: Solve for x
    x = 97,480,266.30/11,088.01
  6. Step 6: Final answer
    x = 8,791.50

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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.