Home / 7,637.52-11,455.20-3,252.72

Finding the Fourth Proportional to 7,637.52, 11,455.20 and 3,252.72

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Solution

The fourth proportional to 7,637.52, 11,455.20 and 3,252.72 is: 4,878.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.52 : 11,455.20 = 3,252.72 : x
  2. Step 2: Convert to fraction form
    7,637.52/11,455.20 = 3,252.72/x
  3. Step 3: Cross multiply
    7,637.52x = 11,455.20 × 3,252.72
  4. Step 4: Simplify right side
    7,637.52x = 37,260,558.14
  5. Step 5: Solve for x
    x = 37,260,558.14/7,637.52
  6. Step 6: Final answer
    x = 4,878.62

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1.5x scale

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.