Home / 11,460.27-17,168.45-7,756.11

Finding the Fourth Proportional to 11,460.27, 17,168.45 and 7,756.11

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Solution

The fourth proportional to 11,460.27, 17,168.45 and 7,756.11 is: 11,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,460.27 : 17,168.45 = 7,756.11 : x
  2. Step 2: Convert to fraction form
    11,460.27/17,168.45 = 7,756.11/x
  3. Step 3: Cross multiply
    11,460.27x = 17,168.45 × 7,756.11
  4. Step 4: Simplify right side
    11,460.27x = 133,160,347.95
  5. Step 5: Solve for x
    x = 133,160,347.95/11,460.27
  6. Step 6: Final answer
    x = 11,619.30

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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.