Home / 10,039.30-13,854.04-5,563.03

Finding the Fourth Proportional to 10,039.30, 13,854.04 and 5,563.03

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Solution

The fourth proportional to 10,039.30, 13,854.04 and 5,563.03 is: 7,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,039.30 : 13,854.04 = 5,563.03 : x
  2. Step 2: Convert to fraction form
    10,039.30/13,854.04 = 5,563.03/x
  3. Step 3: Cross multiply
    10,039.30x = 13,854.04 × 5,563.03
  4. Step 4: Simplify right side
    10,039.30x = 77,070,440.14
  5. Step 5: Solve for x
    x = 77,070,440.14/10,039.30
  6. Step 6: Final answer
    x = 7,676.87

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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.