Home / 5,491.32-7,577.44-3,133

Finding the Fourth Proportional to 5,491.32, 7,577.44 and 3,133

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Solution

The fourth proportional to 5,491.32, 7,577.44 and 3,133 is: 4,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.32 : 7,577.44 = 3,133 : x
  2. Step 2: Convert to fraction form
    5,491.32/7,577.44 = 3,133/x
  3. Step 3: Cross multiply
    5,491.32x = 7,577.44 × 3,133
  4. Step 4: Simplify right side
    5,491.32x = 23,740,119.52
  5. Step 5: Solve for x
    x = 23,740,119.52/5,491.32
  6. Step 6: Final answer
    x = 4,323.21

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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.