Home / 11,094.95-15,284.99-7,731.65

Finding the Fourth Proportional to 11,094.95, 15,284.99 and 7,731.65

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Solution

The fourth proportional to 11,094.95, 15,284.99 and 7,731.65 is: 10,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,094.95 : 15,284.99 = 7,731.65 : x
  2. Step 2: Convert to fraction form
    11,094.95/15,284.99 = 7,731.65/x
  3. Step 3: Cross multiply
    11,094.95x = 15,284.99 × 7,731.65
  4. Step 4: Simplify right side
    11,094.95x = 118,178,250.48
  5. Step 5: Solve for x
    x = 118,178,250.48/11,094.95
  6. Step 6: Final answer
    x = 10,651.53

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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.