Home / 3,092.05-4,638.51-900.46

Finding the Fourth Proportional to 3,092.05, 4,638.51 and 900.46

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Solution

The fourth proportional to 3,092.05, 4,638.51 and 900.46 is: 1,350.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.05 : 4,638.51 = 900.46 : x
  2. Step 2: Convert to fraction form
    3,092.05/4,638.51 = 900.46/x
  3. Step 3: Cross multiply
    3,092.05x = 4,638.51 × 900.46
  4. Step 4: Simplify right side
    3,092.05x = 4,176,792.71
  5. Step 5: Solve for x
    x = 4,176,792.71/3,092.05
  6. Step 6: Final answer
    x = 1,350.82

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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.