Home / 3,491.18-5,237.51-1,025.81

Finding the Fourth Proportional to 3,491.18, 5,237.51 and 1,025.81

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Solution

The fourth proportional to 3,491.18, 5,237.51 and 1,025.81 is: 1,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.18 : 5,237.51 = 1,025.81 : x
  2. Step 2: Convert to fraction form
    3,491.18/5,237.51 = 1,025.81/x
  3. Step 3: Cross multiply
    3,491.18x = 5,237.51 × 1,025.81
  4. Step 4: Simplify right side
    3,491.18x = 5,372,690.13
  5. Step 5: Solve for x
    x = 5,372,690.13/3,491.18
  6. Step 6: Final answer
    x = 1,538.93

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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.