Home / 3,845.48-5,767.91-1,071.93

Finding the Fourth Proportional to 3,845.48, 5,767.91 and 1,071.93

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Solution

The fourth proportional to 3,845.48, 5,767.91 and 1,071.93 is: 1,607.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.48 : 5,767.91 = 1,071.93 : x
  2. Step 2: Convert to fraction form
    3,845.48/5,767.91 = 1,071.93/x
  3. Step 3: Cross multiply
    3,845.48x = 5,767.91 × 1,071.93
  4. Step 4: Simplify right side
    3,845.48x = 6,182,816.06
  5. Step 5: Solve for x
    x = 6,182,816.06/3,845.48
  6. Step 6: Final answer
    x = 1,607.82

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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.