Home / 7,467.52-11,184.16-3,574.64

Finding the Fourth Proportional to 7,467.52, 11,184.16 and 3,574.64

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Solution

The fourth proportional to 7,467.52, 11,184.16 and 3,574.64 is: 5,353.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.52 : 11,184.16 = 3,574.64 : x
  2. Step 2: Convert to fraction form
    7,467.52/11,184.16 = 3,574.64/x
  3. Step 3: Cross multiply
    7,467.52x = 11,184.16 × 3,574.64
  4. Step 4: Simplify right side
    7,467.52x = 39,979,345.70
  5. Step 5: Solve for x
    x = 39,979,345.70/7,467.52
  6. Step 6: Final answer
    x = 5,353.76

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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.