Home / 3,053.47-4,213.77-1,727.17

Finding the Fourth Proportional to 3,053.47, 4,213.77 and 1,727.17

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Solution

The fourth proportional to 3,053.47, 4,213.77 and 1,727.17 is: 2,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.47 : 4,213.77 = 1,727.17 : x
  2. Step 2: Convert to fraction form
    3,053.47/4,213.77 = 1,727.17/x
  3. Step 3: Cross multiply
    3,053.47x = 4,213.77 × 1,727.17
  4. Step 4: Simplify right side
    3,053.47x = 7,277,897.13
  5. Step 5: Solve for x
    x = 7,277,897.13/3,053.47
  6. Step 6: Final answer
    x = 2,383.48

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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.