Home / 3,487.02-4,808.39-2,491.93

Finding the Fourth Proportional to 3,487.02, 4,808.39 and 2,491.93

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Solution

The fourth proportional to 3,487.02, 4,808.39 and 2,491.93 is: 3,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.02 : 4,808.39 = 2,491.93 : x
  2. Step 2: Convert to fraction form
    3,487.02/4,808.39 = 2,491.93/x
  3. Step 3: Cross multiply
    3,487.02x = 4,808.39 × 2,491.93
  4. Step 4: Simplify right side
    3,487.02x = 11,982,171.29
  5. Step 5: Solve for x
    x = 11,982,171.29/3,487.02
  6. Step 6: Final answer
    x = 3,436.22

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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.