Home / 10,489.83-15,734.71-3,094.36

Finding the Fourth Proportional to 10,489.83, 15,734.71 and 3,094.36

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Solution

The fourth proportional to 10,489.83, 15,734.71 and 3,094.36 is: 4,641.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489.83 : 15,734.71 = 3,094.36 : x
  2. Step 2: Convert to fraction form
    10,489.83/15,734.71 = 3,094.36/x
  3. Step 3: Cross multiply
    10,489.83x = 15,734.71 × 3,094.36
  4. Step 4: Simplify right side
    10,489.83x = 48,688,857.24
  5. Step 5: Solve for x
    x = 48,688,857.24/10,489.83
  6. Step 6: Final answer
    x = 4,641.53

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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.