Home / 8,886.24-13,330.32-2,729.76

Finding the Fourth Proportional to 8,886.24, 13,330.32 and 2,729.76

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Solution

The fourth proportional to 8,886.24, 13,330.32 and 2,729.76 is: 4,094.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.24 : 13,330.32 = 2,729.76 : x
  2. Step 2: Convert to fraction form
    8,886.24/13,330.32 = 2,729.76/x
  3. Step 3: Cross multiply
    8,886.24x = 13,330.32 × 2,729.76
  4. Step 4: Simplify right side
    8,886.24x = 36,388,574.32
  5. Step 5: Solve for x
    x = 36,388,574.32/8,886.24
  6. Step 6: Final answer
    x = 4,094.93

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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.