Home / 5,252.69-7,248.71-2,894.83

Finding the Fourth Proportional to 5,252.69, 7,248.71 and 2,894.83

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Solution

The fourth proportional to 5,252.69, 7,248.71 and 2,894.83 is: 3,994.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.69 : 7,248.71 = 2,894.83 : x
  2. Step 2: Convert to fraction form
    5,252.69/7,248.71 = 2,894.83/x
  3. Step 3: Cross multiply
    5,252.69x = 7,248.71 × 2,894.83
  4. Step 4: Simplify right side
    5,252.69x = 20,983,772.28
  5. Step 5: Solve for x
    x = 20,983,772.28/5,252.69
  6. Step 6: Final answer
    x = 3,994.86

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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.