Home / 5,233.62-7,222.19-2,875.51

Finding the Fourth Proportional to 5,233.62, 7,222.19 and 2,875.51

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Solution

The fourth proportional to 5,233.62, 7,222.19 and 2,875.51 is: 3,968.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.62 : 7,222.19 = 2,875.51 : x
  2. Step 2: Convert to fraction form
    5,233.62/7,222.19 = 2,875.51/x
  3. Step 3: Cross multiply
    5,233.62x = 7,222.19 × 2,875.51
  4. Step 4: Simplify right side
    5,233.62x = 20,767,479.57
  5. Step 5: Solve for x
    x = 20,767,479.57/5,233.62
  6. Step 6: Final answer
    x = 3,968.09

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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.