Home / 3,359.48-4,637.79-2,101.28

Finding the Fourth Proportional to 3,359.48, 4,637.79 and 2,101.28

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Solution

The fourth proportional to 3,359.48, 4,637.79 and 2,101.28 is: 2,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.48 : 4,637.79 = 2,101.28 : x
  2. Step 2: Convert to fraction form
    3,359.48/4,637.79 = 2,101.28/x
  3. Step 3: Cross multiply
    3,359.48x = 4,637.79 × 2,101.28
  4. Step 4: Simplify right side
    3,359.48x = 9,745,272.18
  5. Step 5: Solve for x
    x = 9,745,272.18/3,359.48
  6. Step 6: Final answer
    x = 2,900.83

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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.