Home / 5,316.56-7,338.12-3,663.44

Finding the Fourth Proportional to 5,316.56, 7,338.12 and 3,663.44

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Solution

The fourth proportional to 5,316.56, 7,338.12 and 3,663.44 is: 5,056.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.56 : 7,338.12 = 3,663.44 : x
  2. Step 2: Convert to fraction form
    5,316.56/7,338.12 = 3,663.44/x
  3. Step 3: Cross multiply
    5,316.56x = 7,338.12 × 3,663.44
  4. Step 4: Simplify right side
    5,316.56x = 26,882,762.33
  5. Step 5: Solve for x
    x = 26,882,762.33/5,316.56
  6. Step 6: Final answer
    x = 5,056.42

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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.