Home / 3,421.18-4,721.25-1,849.27

Finding the Fourth Proportional to 3,421.18, 4,721.25 and 1,849.27

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Solution

The fourth proportional to 3,421.18, 4,721.25 and 1,849.27 is: 2,552.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421.18 : 4,721.25 = 1,849.27 : x
  2. Step 2: Convert to fraction form
    3,421.18/4,721.25 = 1,849.27/x
  3. Step 3: Cross multiply
    3,421.18x = 4,721.25 × 1,849.27
  4. Step 4: Simplify right side
    3,421.18x = 8,730,865.99
  5. Step 5: Solve for x
    x = 8,730,865.99/3,421.18
  6. Step 6: Final answer
    x = 2,552.00

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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.