Home / 6,081.48-9,123.44-1,921.88

Finding the Fourth Proportional to 6,081.48, 9,123.44 and 1,921.88

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Solution

The fourth proportional to 6,081.48, 9,123.44 and 1,921.88 is: 2,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.48 : 9,123.44 = 1,921.88 : x
  2. Step 2: Convert to fraction form
    6,081.48/9,123.44 = 1,921.88/x
  3. Step 3: Cross multiply
    6,081.48x = 9,123.44 × 1,921.88
  4. Step 4: Simplify right side
    6,081.48x = 17,534,101.64
  5. Step 5: Solve for x
    x = 17,534,101.64/6,081.48
  6. Step 6: Final answer
    x = 2,883.20

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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.