Home / 5,490.15-7,573.33-3,366.71

Finding the Fourth Proportional to 5,490.15, 7,573.33 and 3,366.71

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Solution

The fourth proportional to 5,490.15, 7,573.33 and 3,366.71 is: 4,644.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.15 : 7,573.33 = 3,366.71 : x
  2. Step 2: Convert to fraction form
    5,490.15/7,573.33 = 3,366.71/x
  3. Step 3: Cross multiply
    5,490.15x = 7,573.33 × 3,366.71
  4. Step 4: Simplify right side
    5,490.15x = 25,497,205.84
  5. Step 5: Solve for x
    x = 25,497,205.84/5,490.15
  6. Step 6: Final answer
    x = 4,644.17

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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.