Home / 5,491.13-8,237.54-1,792.49

Finding the Fourth Proportional to 5,491.13, 8,237.54 and 1,792.49

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Solution

The fourth proportional to 5,491.13, 8,237.54 and 1,792.49 is: 2,689.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.13 : 8,237.54 = 1,792.49 : x
  2. Step 2: Convert to fraction form
    5,491.13/8,237.54 = 1,792.49/x
  3. Step 3: Cross multiply
    5,491.13x = 8,237.54 × 1,792.49
  4. Step 4: Simplify right side
    5,491.13x = 14,765,671.37
  5. Step 5: Solve for x
    x = 14,765,671.37/5,491.13
  6. Step 6: Final answer
    x = 2,689.01

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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.