Home / 8,677.84-13,015.40-2,833.16

Finding the Fourth Proportional to 8,677.84, 13,015.40 and 2,833.16

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Solution

The fourth proportional to 8,677.84, 13,015.40 and 2,833.16 is: 4,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.84 : 13,015.40 = 2,833.16 : x
  2. Step 2: Convert to fraction form
    8,677.84/13,015.40 = 2,833.16/x
  3. Step 3: Cross multiply
    8,677.84x = 13,015.40 × 2,833.16
  4. Step 4: Simplify right side
    8,677.84x = 36,874,710.66
  5. Step 5: Solve for x
    x = 36,874,710.66/8,677.84
  6. Step 6: Final answer
    x = 4,249.30

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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.