Home / 10,333.35-15,500.73-2,938.39

Finding the Fourth Proportional to 10,333.35, 15,500.73 and 2,938.39

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Solution

The fourth proportional to 10,333.35, 15,500.73 and 2,938.39 is: 4,407.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,333.35 : 15,500.73 = 2,938.39 : x
  2. Step 2: Convert to fraction form
    10,333.35/15,500.73 = 2,938.39/x
  3. Step 3: Cross multiply
    10,333.35x = 15,500.73 × 2,938.39
  4. Step 4: Simplify right side
    10,333.35x = 45,547,190.02
  5. Step 5: Solve for x
    x = 45,547,190.02/10,333.35
  6. Step 6: Final answer
    x = 4,407.79

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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.