Home / 5,233.04-7,221.72-2,875.16

Finding the Fourth Proportional to 5,233.04, 7,221.72 and 2,875.16

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Solution

The fourth proportional to 5,233.04, 7,221.72 and 2,875.16 is: 3,967.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.04 : 7,221.72 = 2,875.16 : x
  2. Step 2: Convert to fraction form
    5,233.04/7,221.72 = 2,875.16/x
  3. Step 3: Cross multiply
    5,233.04x = 7,221.72 × 2,875.16
  4. Step 4: Simplify right side
    5,233.04x = 20,763,600.48
  5. Step 5: Solve for x
    x = 20,763,600.48/5,233.04
  6. Step 6: Final answer
    x = 3,967.79

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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.