Home / 11,929.95-17,895.13-3,610.07

Finding the Fourth Proportional to 11,929.95, 17,895.13 and 3,610.07

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Solution

The fourth proportional to 11,929.95, 17,895.13 and 3,610.07 is: 5,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.95 : 17,895.13 = 3,610.07 : x
  2. Step 2: Convert to fraction form
    11,929.95/17,895.13 = 3,610.07/x
  3. Step 3: Cross multiply
    11,929.95x = 17,895.13 × 3,610.07
  4. Step 4: Simplify right side
    11,929.95x = 64,602,640.57
  5. Step 5: Solve for x
    x = 64,602,640.57/11,929.95
  6. Step 6: Final answer
    x = 5,415.16

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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.