Home / 10,882.44-15,017.60-6,102.36

Finding the Fourth Proportional to 10,882.44, 15,017.60 and 6,102.36

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Solution

The fourth proportional to 10,882.44, 15,017.60 and 6,102.36 is: 8,421.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.44 : 15,017.60 = 6,102.36 : x
  2. Step 2: Convert to fraction form
    10,882.44/15,017.60 = 6,102.36/x
  3. Step 3: Cross multiply
    10,882.44x = 15,017.60 × 6,102.36
  4. Step 4: Simplify right side
    10,882.44x = 91,642,771.02
  5. Step 5: Solve for x
    x = 91,642,771.02/10,882.44
  6. Step 6: Final answer
    x = 8,421.16

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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.