Home / 6,192.40-9,301.56-5,220.40

Finding the Fourth Proportional to 6,192.40, 9,301.56 and 5,220.40

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Solution

The fourth proportional to 6,192.40, 9,301.56 and 5,220.40 is: 7,841.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192.40 : 9,301.56 = 5,220.40 : x
  2. Step 2: Convert to fraction form
    6,192.40/9,301.56 = 5,220.40/x
  3. Step 3: Cross multiply
    6,192.40x = 9,301.56 × 5,220.40
  4. Step 4: Simplify right side
    6,192.40x = 48,557,863.82
  5. Step 5: Solve for x
    x = 48,557,863.82/6,192.40
  6. Step 6: Final answer
    x = 7,841.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.