Home / 6,090.28-9,128.82-3,124.66

Finding the Fourth Proportional to 6,090.28, 9,128.82 and 3,124.66

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Solution

The fourth proportional to 6,090.28, 9,128.82 and 3,124.66 is: 4,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.28 : 9,128.82 = 3,124.66 : x
  2. Step 2: Convert to fraction form
    6,090.28/9,128.82 = 3,124.66/x
  3. Step 3: Cross multiply
    6,090.28x = 9,128.82 × 3,124.66
  4. Step 4: Simplify right side
    6,090.28x = 28,524,458.70
  5. Step 5: Solve for x
    x = 28,524,458.70/6,090.28
  6. Step 6: Final answer
    x = 4,683.60

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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.