Home / 4,112.51-6,160.64-2,721.63

Finding the Fourth Proportional to 4,112.51, 6,160.64 and 2,721.63

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Solution

The fourth proportional to 4,112.51, 6,160.64 and 2,721.63 is: 4,077.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.51 : 6,160.64 = 2,721.63 : x
  2. Step 2: Convert to fraction form
    4,112.51/6,160.64 = 2,721.63/x
  3. Step 3: Cross multiply
    4,112.51x = 6,160.64 × 2,721.63
  4. Step 4: Simplify right side
    4,112.51x = 16,766,969.04
  5. Step 5: Solve for x
    x = 16,766,969.04/4,112.51
  6. Step 6: Final answer
    x = 4,077.07

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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.