Home / 10,316.01-15,474.03-3,742.20

Finding the Fourth Proportional to 10,316.01, 15,474.03 and 3,742.20

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Solution

The fourth proportional to 10,316.01, 15,474.03 and 3,742.20 is: 5,613.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.01 : 15,474.03 = 3,742.20 : x
  2. Step 2: Convert to fraction form
    10,316.01/15,474.03 = 3,742.20/x
  3. Step 3: Cross multiply
    10,316.01x = 15,474.03 × 3,742.20
  4. Step 4: Simplify right side
    10,316.01x = 57,906,915.07
  5. Step 5: Solve for x
    x = 57,906,915.07/10,316.01
  6. Step 6: Final answer
    x = 5,613.31

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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.