Home / 5,055.13-6,974.44-2,816.58

Finding the Fourth Proportional to 5,055.13, 6,974.44 and 2,816.58

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Solution

The fourth proportional to 5,055.13, 6,974.44 and 2,816.58 is: 3,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.13 : 6,974.44 = 2,816.58 : x
  2. Step 2: Convert to fraction form
    5,055.13/6,974.44 = 2,816.58/x
  3. Step 3: Cross multiply
    5,055.13x = 6,974.44 × 2,816.58
  4. Step 4: Simplify right side
    5,055.13x = 19,644,019.26
  5. Step 5: Solve for x
    x = 19,644,019.26/5,055.13
  6. Step 6: Final answer
    x = 3,885.96

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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.