Home / 4,148.76-5,726.49-3,315.27

Finding the Fourth Proportional to 4,148.76, 5,726.49 and 3,315.27

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Solution

The fourth proportional to 4,148.76, 5,726.49 and 3,315.27 is: 4,576.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.76 : 5,726.49 = 3,315.27 : x
  2. Step 2: Convert to fraction form
    4,148.76/5,726.49 = 3,315.27/x
  3. Step 3: Cross multiply
    4,148.76x = 5,726.49 × 3,315.27
  4. Step 4: Simplify right side
    4,148.76x = 18,984,860.50
  5. Step 5: Solve for x
    x = 18,984,860.50/4,148.76
  6. Step 6: Final answer
    x = 4,576.03

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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.