Home / 7,516.30-11,278.94-4,008.91

Finding the Fourth Proportional to 7,516.30, 11,278.94 and 4,008.91

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Solution

The fourth proportional to 7,516.30, 11,278.94 and 4,008.91 is: 6,015.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.30 : 11,278.94 = 4,008.91 : x
  2. Step 2: Convert to fraction form
    7,516.30/11,278.94 = 4,008.91/x
  3. Step 3: Cross multiply
    7,516.30x = 11,278.94 × 4,008.91
  4. Step 4: Simplify right side
    7,516.30x = 45,216,255.36
  5. Step 5: Solve for x
    x = 45,216,255.36/7,516.30
  6. Step 6: Final answer
    x = 6,015.76

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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.