Home / 9,202.10-12,699.05-5,223.33

Finding the Fourth Proportional to 9,202.10, 12,699.05 and 5,223.33

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Solution

The fourth proportional to 9,202.10, 12,699.05 and 5,223.33 is: 7,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,202.10 : 12,699.05 = 5,223.33 : x
  2. Step 2: Convert to fraction form
    9,202.10/12,699.05 = 5,223.33/x
  3. Step 3: Cross multiply
    9,202.10x = 12,699.05 × 5,223.33
  4. Step 4: Simplify right side
    9,202.10x = 66,331,302.72
  5. Step 5: Solve for x
    x = 66,331,302.72/9,202.10
  6. Step 6: Final answer
    x = 7,208.28

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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.