Home / 4,102.48-5,661.44-2,239.52

Finding the Fourth Proportional to 4,102.48, 5,661.44 and 2,239.52

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Solution

The fourth proportional to 4,102.48, 5,661.44 and 2,239.52 is: 3,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.48 : 5,661.44 = 2,239.52 : x
  2. Step 2: Convert to fraction form
    4,102.48/5,661.44 = 2,239.52/x
  3. Step 3: Cross multiply
    4,102.48x = 5,661.44 × 2,239.52
  4. Step 4: Simplify right side
    4,102.48x = 12,678,908.11
  5. Step 5: Solve for x
    x = 12,678,908.11/4,102.48
  6. Step 6: Final answer
    x = 3,090.55

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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.