Home / 5,233.05-7,221.69-2,875.14

Finding the Fourth Proportional to 5,233.05, 7,221.69 and 2,875.14

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Solution

The fourth proportional to 5,233.05, 7,221.69 and 2,875.14 is: 3,967.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.05 : 7,221.69 = 2,875.14 : x
  2. Step 2: Convert to fraction form
    5,233.05/7,221.69 = 2,875.14/x
  3. Step 3: Cross multiply
    5,233.05x = 7,221.69 × 2,875.14
  4. Step 4: Simplify right side
    5,233.05x = 20,763,369.79
  5. Step 5: Solve for x
    x = 20,763,369.79/5,233.05
  6. Step 6: Final answer
    x = 3,967.74

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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.