Home / 11,463.20-15,826.12-7,490.96

Finding the Fourth Proportional to 11,463.20, 15,826.12 and 7,490.96

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Solution

The fourth proportional to 11,463.20, 15,826.12 and 7,490.96 is: 10,342.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463.20 : 15,826.12 = 7,490.96 : x
  2. Step 2: Convert to fraction form
    11,463.20/15,826.12 = 7,490.96/x
  3. Step 3: Cross multiply
    11,463.20x = 15,826.12 × 7,490.96
  4. Step 4: Simplify right side
    11,463.20x = 118,552,794.42
  5. Step 5: Solve for x
    x = 118,552,794.42/11,463.20
  6. Step 6: Final answer
    x = 10,342.03

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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.