Home / 11,756.12-17,636.45-3,436.17

Finding the Fourth Proportional to 11,756.12, 17,636.45 and 3,436.17

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Solution

The fourth proportional to 11,756.12, 17,636.45 and 3,436.17 is: 5,154.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.12 : 17,636.45 = 3,436.17 : x
  2. Step 2: Convert to fraction form
    11,756.12/17,636.45 = 3,436.17/x
  3. Step 3: Cross multiply
    11,756.12x = 17,636.45 × 3,436.17
  4. Step 4: Simplify right side
    11,756.12x = 60,601,823.22
  5. Step 5: Solve for x
    x = 60,601,823.22/11,756.12
  6. Step 6: Final answer
    x = 5,154.92

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1.5x scale

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.