Home / 5,233.98-7,223.04-2,876.28

Finding the Fourth Proportional to 5,233.98, 7,223.04 and 2,876.28

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Solution

The fourth proportional to 5,233.98, 7,223.04 and 2,876.28 is: 3,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.98 : 7,223.04 = 2,876.28 : x
  2. Step 2: Convert to fraction form
    5,233.98/7,223.04 = 2,876.28/x
  3. Step 3: Cross multiply
    5,233.98x = 7,223.04 × 2,876.28
  4. Step 4: Simplify right side
    5,233.98x = 20,775,485.49
  5. Step 5: Solve for x
    x = 20,775,485.49/5,233.98
  6. Step 6: Final answer
    x = 3,969.35

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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.