Home / 4,982.52-6,875.82-2,886.84

Finding the Fourth Proportional to 4,982.52, 6,875.82 and 2,886.84

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Solution

The fourth proportional to 4,982.52, 6,875.82 and 2,886.84 is: 3,983.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.52 : 6,875.82 = 2,886.84 : x
  2. Step 2: Convert to fraction form
    4,982.52/6,875.82 = 2,886.84/x
  3. Step 3: Cross multiply
    4,982.52x = 6,875.82 × 2,886.84
  4. Step 4: Simplify right side
    4,982.52x = 19,849,392.21
  5. Step 5: Solve for x
    x = 19,849,392.21/4,982.52
  6. Step 6: Final answer
    x = 3,983.81

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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.