Home / 5,003.16-6,904.14-2,878.60

Finding the Fourth Proportional to 5,003.16, 6,904.14 and 2,878.60

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Solution

The fourth proportional to 5,003.16, 6,904.14 and 2,878.60 is: 3,972.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.16 : 6,904.14 = 2,878.60 : x
  2. Step 2: Convert to fraction form
    5,003.16/6,904.14 = 2,878.60/x
  3. Step 3: Cross multiply
    5,003.16x = 6,904.14 × 2,878.60
  4. Step 4: Simplify right side
    5,003.16x = 19,874,257.40
  5. Step 5: Solve for x
    x = 19,874,257.40/5,003.16
  6. Step 6: Final answer
    x = 3,972.34

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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.