Home / 7,551.24-11,323.62-2,931

Finding the Fourth Proportional to 7,551.24, 11,323.62 and 2,931

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Solution

The fourth proportional to 7,551.24, 11,323.62 and 2,931 is: 4,395.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.24 : 11,323.62 = 2,931 : x
  2. Step 2: Convert to fraction form
    7,551.24/11,323.62 = 2,931/x
  3. Step 3: Cross multiply
    7,551.24x = 11,323.62 × 2,931
  4. Step 4: Simplify right side
    7,551.24x = 33,189,530.22
  5. Step 5: Solve for x
    x = 33,189,530.22/7,551.24
  6. Step 6: Final answer
    x = 4,395.24

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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.