Home / 4,112.47-5,673.81-2,342.81

Finding the Fourth Proportional to 4,112.47, 5,673.81 and 2,342.81

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Solution

The fourth proportional to 4,112.47, 5,673.81 and 2,342.81 is: 3,232.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.47 : 5,673.81 = 2,342.81 : x
  2. Step 2: Convert to fraction form
    4,112.47/5,673.81 = 2,342.81/x
  3. Step 3: Cross multiply
    4,112.47x = 5,673.81 × 2,342.81
  4. Step 4: Simplify right side
    4,112.47x = 13,292,658.81
  5. Step 5: Solve for x
    x = 13,292,658.81/4,112.47
  6. Step 6: Final answer
    x = 3,232.28

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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.