Home / 7,402.21-10,213.97-5,610.69

Finding the Fourth Proportional to 7,402.21, 10,213.97 and 5,610.69

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Solution

The fourth proportional to 7,402.21, 10,213.97 and 5,610.69 is: 7,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.21 : 10,213.97 = 5,610.69 : x
  2. Step 2: Convert to fraction form
    7,402.21/10,213.97 = 5,610.69/x
  3. Step 3: Cross multiply
    7,402.21x = 10,213.97 × 5,610.69
  4. Step 4: Simplify right side
    7,402.21x = 57,307,391.29
  5. Step 5: Solve for x
    x = 57,307,391.29/7,402.21
  6. Step 6: Final answer
    x = 7,741.93

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1.5x scale

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.