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Finding the Fourth Proportional to 2,894.32, 4,342.70 and 1,799.61

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Solution

The fourth proportional to 2,894.32, 4,342.70 and 1,799.61 is: 2,700.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894.32 : 4,342.70 = 1,799.61 : x
  2. Step 2: Convert to fraction form
    2,894.32/4,342.70 = 1,799.61/x
  3. Step 3: Cross multiply
    2,894.32x = 4,342.70 × 1,799.61
  4. Step 4: Simplify right side
    2,894.32x = 7,815,166.35
  5. Step 5: Solve for x
    x = 7,815,166.35/2,894.32
  6. Step 6: Final answer
    x = 2,700.17

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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.