Home / 9,268.04-12,789.42-5,076.20

Finding the Fourth Proportional to 9,268.04, 12,789.42 and 5,076.20

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Solution

The fourth proportional to 9,268.04, 12,789.42 and 5,076.20 is: 7,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.04 : 12,789.42 = 5,076.20 : x
  2. Step 2: Convert to fraction form
    9,268.04/12,789.42 = 5,076.20/x
  3. Step 3: Cross multiply
    9,268.04x = 12,789.42 × 5,076.20
  4. Step 4: Simplify right side
    9,268.04x = 64,921,653.80
  5. Step 5: Solve for x
    x = 64,921,653.80/9,268.04
  6. Step 6: Final answer
    x = 7,004.90

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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.