Home / 10,406.04-15,615.24-3,836.84

Finding the Fourth Proportional to 10,406.04, 15,615.24 and 3,836.84

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Solution

The fourth proportional to 10,406.04, 15,615.24 and 3,836.84 is: 5,757.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,406.04 : 15,615.24 = 3,836.84 : x
  2. Step 2: Convert to fraction form
    10,406.04/15,615.24 = 3,836.84/x
  3. Step 3: Cross multiply
    10,406.04x = 15,615.24 × 3,836.84
  4. Step 4: Simplify right side
    10,406.04x = 59,913,177.44
  5. Step 5: Solve for x
    x = 59,913,177.44/10,406.04
  6. Step 6: Final answer
    x = 5,757.54

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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.