Home / 5,124.72-7,071.24-3,029.52

Finding the Fourth Proportional to 5,124.72, 7,071.24 and 3,029.52

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Solution

The fourth proportional to 5,124.72, 7,071.24 and 3,029.52 is: 4,180.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.72 : 7,071.24 = 3,029.52 : x
  2. Step 2: Convert to fraction form
    5,124.72/7,071.24 = 3,029.52/x
  3. Step 3: Cross multiply
    5,124.72x = 7,071.24 × 3,029.52
  4. Step 4: Simplify right side
    5,124.72x = 21,422,463.00
  5. Step 5: Solve for x
    x = 21,422,463.00/5,124.72
  6. Step 6: Final answer
    x = 4,180.22

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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.