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Finding the Fourth Proportional to 5,223.37, 7,208.24 and 2,865.51

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Solution

The fourth proportional to 5,223.37, 7,208.24 and 2,865.51 is: 3,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.37 : 7,208.24 = 2,865.51 : x
  2. Step 2: Convert to fraction form
    5,223.37/7,208.24 = 2,865.51/x
  3. Step 3: Cross multiply
    5,223.37x = 7,208.24 × 2,865.51
  4. Step 4: Simplify right side
    5,223.37x = 20,655,283.80
  5. Step 5: Solve for x
    x = 20,655,283.80/5,223.37
  6. Step 6: Final answer
    x = 3,954.40

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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.