Home / 11,036.95-16,552.91-3,139.28

Finding the Fourth Proportional to 11,036.95, 16,552.91 and 3,139.28

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Solution

The fourth proportional to 11,036.95, 16,552.91 and 3,139.28 is: 4,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.95 : 16,552.91 = 3,139.28 : x
  2. Step 2: Convert to fraction form
    11,036.95/16,552.91 = 3,139.28/x
  3. Step 3: Cross multiply
    11,036.95x = 16,552.91 × 3,139.28
  4. Step 4: Simplify right side
    11,036.95x = 51,964,307.60
  5. Step 5: Solve for x
    x = 51,964,307.60/11,036.95
  6. Step 6: Final answer
    x = 4,708.21

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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.