Home / 7,509.48-11,263.92-2,579.32

Finding the Fourth Proportional to 7,509.48, 11,263.92 and 2,579.32

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Solution

The fourth proportional to 7,509.48, 11,263.92 and 2,579.32 is: 3,868.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.48 : 11,263.92 = 2,579.32 : x
  2. Step 2: Convert to fraction form
    7,509.48/11,263.92 = 2,579.32/x
  3. Step 3: Cross multiply
    7,509.48x = 11,263.92 × 2,579.32
  4. Step 4: Simplify right side
    7,509.48x = 29,053,254.13
  5. Step 5: Solve for x
    x = 29,053,254.13/7,509.48
  6. Step 6: Final answer
    x = 3,868.88

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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.