Home / 5,233.54-7,222.14-2,875.68

Finding the Fourth Proportional to 5,233.54, 7,222.14 and 2,875.68

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Solution

The fourth proportional to 5,233.54, 7,222.14 and 2,875.68 is: 3,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.54 : 7,222.14 = 2,875.68 : x
  2. Step 2: Convert to fraction form
    5,233.54/7,222.14 = 2,875.68/x
  3. Step 3: Cross multiply
    5,233.54x = 7,222.14 × 2,875.68
  4. Step 4: Simplify right side
    5,233.54x = 20,768,563.56
  5. Step 5: Solve for x
    x = 20,768,563.56/5,233.54
  6. Step 6: Final answer
    x = 3,968.36

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Half scale
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Double scale
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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.