Home / 6,091.20-9,133.56-1,929.42

Finding the Fourth Proportional to 6,091.20, 9,133.56 and 1,929.42

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Solution

The fourth proportional to 6,091.20, 9,133.56 and 1,929.42 is: 2,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.20 : 9,133.56 = 1,929.42 : x
  2. Step 2: Convert to fraction form
    6,091.20/9,133.56 = 1,929.42/x
  3. Step 3: Cross multiply
    6,091.20x = 9,133.56 × 1,929.42
  4. Step 4: Simplify right side
    6,091.20x = 17,622,473.34
  5. Step 5: Solve for x
    x = 17,622,473.34/6,091.20
  6. Step 6: Final answer
    x = 2,893.10

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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.