Home / 3,089.13-4,628.31-2,572.46

Finding the Fourth Proportional to 3,089.13, 4,628.31 and 2,572.46

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Solution

The fourth proportional to 3,089.13, 4,628.31 and 2,572.46 is: 3,854.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.13 : 4,628.31 = 2,572.46 : x
  2. Step 2: Convert to fraction form
    3,089.13/4,628.31 = 2,572.46/x
  3. Step 3: Cross multiply
    3,089.13x = 4,628.31 × 2,572.46
  4. Step 4: Simplify right side
    3,089.13x = 11,906,142.34
  5. Step 5: Solve for x
    x = 11,906,142.34/3,089.13
  6. Step 6: Final answer
    x = 3,854.21

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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.