Home / 5,002.84-6,904.44-2,878.45

Finding the Fourth Proportional to 5,002.84, 6,904.44 and 2,878.45

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Solution

The fourth proportional to 5,002.84, 6,904.44 and 2,878.45 is: 3,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002.84 : 6,904.44 = 2,878.45 : x
  2. Step 2: Convert to fraction form
    5,002.84/6,904.44 = 2,878.45/x
  3. Step 3: Cross multiply
    5,002.84x = 6,904.44 × 2,878.45
  4. Step 4: Simplify right side
    5,002.84x = 19,874,098.80
  5. Step 5: Solve for x
    x = 19,874,098.80/5,002.84
  6. Step 6: Final answer
    x = 3,972.56

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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.