Home / 6,681.28-10,021.56-2,001.32

Finding the Fourth Proportional to 6,681.28, 10,021.56 and 2,001.32

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Solution

The fourth proportional to 6,681.28, 10,021.56 and 2,001.32 is: 3,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.28 : 10,021.56 = 2,001.32 : x
  2. Step 2: Convert to fraction form
    6,681.28/10,021.56 = 2,001.32/x
  3. Step 3: Cross multiply
    6,681.28x = 10,021.56 × 2,001.32
  4. Step 4: Simplify right side
    6,681.28x = 20,056,348.46
  5. Step 5: Solve for x
    x = 20,056,348.46/6,681.28
  6. Step 6: Final answer
    x = 3,001.87

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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.