Home / 10,671.79-15,996.75-4,096.21

Finding the Fourth Proportional to 10,671.79, 15,996.75 and 4,096.21

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Solution

The fourth proportional to 10,671.79, 15,996.75 and 4,096.21 is: 6,140.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.79 : 15,996.75 = 4,096.21 : x
  2. Step 2: Convert to fraction form
    10,671.79/15,996.75 = 4,096.21/x
  3. Step 3: Cross multiply
    10,671.79x = 15,996.75 × 4,096.21
  4. Step 4: Simplify right side
    10,671.79x = 65,526,047.32
  5. Step 5: Solve for x
    x = 65,526,047.32/10,671.79
  6. Step 6: Final answer
    x = 6,140.12

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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.