Home / 7,520.64-11,281.92-2,904

Finding the Fourth Proportional to 7,520.64, 11,281.92 and 2,904

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Solution

The fourth proportional to 7,520.64, 11,281.92 and 2,904 is: 4,356.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.64 : 11,281.92 = 2,904 : x
  2. Step 2: Convert to fraction form
    7,520.64/11,281.92 = 2,904/x
  3. Step 3: Cross multiply
    7,520.64x = 11,281.92 × 2,904
  4. Step 4: Simplify right side
    7,520.64x = 32,762,695.68
  5. Step 5: Solve for x
    x = 32,762,695.68/7,520.64
  6. Step 6: Final answer
    x = 4,356.37

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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.