Home / 7,512.32-11,269.98-2,318

Finding the Fourth Proportional to 7,512.32, 11,269.98 and 2,318

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Solution

The fourth proportional to 7,512.32, 11,269.98 and 2,318 is: 3,477.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.32 : 11,269.98 = 2,318 : x
  2. Step 2: Convert to fraction form
    7,512.32/11,269.98 = 2,318/x
  3. Step 3: Cross multiply
    7,512.32x = 11,269.98 × 2,318
  4. Step 4: Simplify right side
    7,512.32x = 26,123,813.64
  5. Step 5: Solve for x
    x = 26,123,813.64/7,512.32
  6. Step 6: Final answer
    x = 3,477.46

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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.