Home / 11,740.16-17,599.28-3,943.50

Finding the Fourth Proportional to 11,740.16, 17,599.28 and 3,943.50

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Solution

The fourth proportional to 11,740.16, 17,599.28 and 3,943.50 is: 5,911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.16 : 17,599.28 = 3,943.50 : x
  2. Step 2: Convert to fraction form
    11,740.16/17,599.28 = 3,943.50/x
  3. Step 3: Cross multiply
    11,740.16x = 17,599.28 × 3,943.50
  4. Step 4: Simplify right side
    11,740.16x = 69,402,760.68
  5. Step 5: Solve for x
    x = 69,402,760.68/11,740.16
  6. Step 6: Final answer
    x = 5,911.57

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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.