Home / 2,637.77-3,957.56-2,309.11

Finding the Fourth Proportional to 2,637.77, 3,957.56 and 2,309.11

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Solution

The fourth proportional to 2,637.77, 3,957.56 and 2,309.11 is: 3,464.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.77 : 3,957.56 = 2,309.11 : x
  2. Step 2: Convert to fraction form
    2,637.77/3,957.56 = 2,309.11/x
  3. Step 3: Cross multiply
    2,637.77x = 3,957.56 × 2,309.11
  4. Step 4: Simplify right side
    2,637.77x = 9,138,428.59
  5. Step 5: Solve for x
    x = 9,138,428.59/2,637.77
  6. Step 6: Final answer
    x = 3,464.46

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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.