Home / 7,125.64-10,690.63-5,049.66

Finding the Fourth Proportional to 7,125.64, 10,690.63 and 5,049.66

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Solution

The fourth proportional to 7,125.64, 10,690.63 and 5,049.66 is: 7,576.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.64 : 10,690.63 = 5,049.66 : x
  2. Step 2: Convert to fraction form
    7,125.64/10,690.63 = 5,049.66/x
  3. Step 3: Cross multiply
    7,125.64x = 10,690.63 × 5,049.66
  4. Step 4: Simplify right side
    7,125.64x = 53,984,046.69
  5. Step 5: Solve for x
    x = 53,984,046.69/7,125.64
  6. Step 6: Final answer
    x = 7,576.03

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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.