Home / 7,316.33-10,968.01-2,930.78

Finding the Fourth Proportional to 7,316.33, 10,968.01 and 2,930.78

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Solution

The fourth proportional to 7,316.33, 10,968.01 and 2,930.78 is: 4,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.33 : 10,968.01 = 2,930.78 : x
  2. Step 2: Convert to fraction form
    7,316.33/10,968.01 = 2,930.78/x
  3. Step 3: Cross multiply
    7,316.33x = 10,968.01 × 2,930.78
  4. Step 4: Simplify right side
    7,316.33x = 32,144,844.44
  5. Step 5: Solve for x
    x = 32,144,844.44/7,316.33
  6. Step 6: Final answer
    x = 4,393.58

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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.