Home / 3,368.28-5,053.14-1,637.88

Finding the Fourth Proportional to 3,368.28, 5,053.14 and 1,637.88

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Solution

The fourth proportional to 3,368.28, 5,053.14 and 1,637.88 is: 2,457.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.28 : 5,053.14 = 1,637.88 : x
  2. Step 2: Convert to fraction form
    3,368.28/5,053.14 = 1,637.88/x
  3. Step 3: Cross multiply
    3,368.28x = 5,053.14 × 1,637.88
  4. Step 4: Simplify right side
    3,368.28x = 8,276,436.94
  5. Step 5: Solve for x
    x = 8,276,436.94/3,368.28
  6. Step 6: Final answer
    x = 2,457.17

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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.