Home / 3,637.94-5,457.60-1,298

Finding the Fourth Proportional to 3,637.94, 5,457.60 and 1,298

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Solution

The fourth proportional to 3,637.94, 5,457.60 and 1,298 is: 1,947.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.94 : 5,457.60 = 1,298 : x
  2. Step 2: Convert to fraction form
    3,637.94/5,457.60 = 1,298/x
  3. Step 3: Cross multiply
    3,637.94x = 5,457.60 × 1,298
  4. Step 4: Simplify right side
    3,637.94x = 7,083,964.80
  5. Step 5: Solve for x
    x = 7,083,964.80/3,637.94
  6. Step 6: Final answer
    x = 1,947.25

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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.