Home / 7,530.29-11,280.84-3,637.43

Finding the Fourth Proportional to 7,530.29, 11,280.84 and 3,637.43

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Solution

The fourth proportional to 7,530.29, 11,280.84 and 3,637.43 is: 5,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.29 : 11,280.84 = 3,637.43 : x
  2. Step 2: Convert to fraction form
    7,530.29/11,280.84 = 3,637.43/x
  3. Step 3: Cross multiply
    7,530.29x = 11,280.84 × 3,637.43
  4. Step 4: Simplify right side
    7,530.29x = 41,033,209.44
  5. Step 5: Solve for x
    x = 41,033,209.44/7,530.29
  6. Step 6: Final answer
    x = 5,449.09

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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.