Home / 11,378.08-17,085.64-7,023.22

Finding the Fourth Proportional to 11,378.08, 17,085.64 and 7,023.22

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Solution

The fourth proportional to 11,378.08, 17,085.64 and 7,023.22 is: 10,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.08 : 17,085.64 = 7,023.22 : x
  2. Step 2: Convert to fraction form
    11,378.08/17,085.64 = 7,023.22/x
  3. Step 3: Cross multiply
    11,378.08x = 17,085.64 × 7,023.22
  4. Step 4: Simplify right side
    11,378.08x = 119,996,208.56
  5. Step 5: Solve for x
    x = 119,996,208.56/11,378.08
  6. Step 6: Final answer
    x = 10,546.26

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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.