Home / 11,343.44-15,648.59-7,363.10

Finding the Fourth Proportional to 11,343.44, 15,648.59 and 7,363.10

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Solution

The fourth proportional to 11,343.44, 15,648.59 and 7,363.10 is: 10,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,343.44 : 15,648.59 = 7,363.10 : x
  2. Step 2: Convert to fraction form
    11,343.44/15,648.59 = 7,363.10/x
  3. Step 3: Cross multiply
    11,343.44x = 15,648.59 × 7,363.10
  4. Step 4: Simplify right side
    11,343.44x = 115,222,190.56
  5. Step 5: Solve for x
    x = 115,222,190.56/11,343.44
  6. Step 6: Final answer
    x = 10,157.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.