Home / 5,040.27-7,564.95-2,576.79

Finding the Fourth Proportional to 5,040.27, 7,564.95 and 2,576.79

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Solution

The fourth proportional to 5,040.27, 7,564.95 and 2,576.79 is: 3,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.27 : 7,564.95 = 2,576.79 : x
  2. Step 2: Convert to fraction form
    5,040.27/7,564.95 = 2,576.79/x
  3. Step 3: Cross multiply
    5,040.27x = 7,564.95 × 2,576.79
  4. Step 4: Simplify right side
    5,040.27x = 19,493,287.51
  5. Step 5: Solve for x
    x = 19,493,287.51/5,040.27
  6. Step 6: Final answer
    x = 3,867.51

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1.5x scale

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.