Home / 5,239.04-7,229.81-2,848.97

Finding the Fourth Proportional to 5,239.04, 7,229.81 and 2,848.97

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Solution

The fourth proportional to 5,239.04, 7,229.81 and 2,848.97 is: 3,931.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.04 : 7,229.81 = 2,848.97 : x
  2. Step 2: Convert to fraction form
    5,239.04/7,229.81 = 2,848.97/x
  3. Step 3: Cross multiply
    5,239.04x = 7,229.81 × 2,848.97
  4. Step 4: Simplify right side
    5,239.04x = 20,597,536.99
  5. Step 5: Solve for x
    x = 20,597,536.99/5,239.04
  6. Step 6: Final answer
    x = 3,931.55

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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.