Home / 11,462.28-17,181.24-7,289.16

Finding the Fourth Proportional to 11,462.28, 17,181.24 and 7,289.16

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Solution

The fourth proportional to 11,462.28, 17,181.24 and 7,289.16 is: 10,925.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,462.28 : 17,181.24 = 7,289.16 : x
  2. Step 2: Convert to fraction form
    11,462.28/17,181.24 = 7,289.16/x
  3. Step 3: Cross multiply
    11,462.28x = 17,181.24 × 7,289.16
  4. Step 4: Simplify right side
    11,462.28x = 125,236,807.36
  5. Step 5: Solve for x
    x = 125,236,807.36/11,462.28
  6. Step 6: Final answer
    x = 10,925.99

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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.