Home / 7,725.51-11,589.16-2,797.47

Finding the Fourth Proportional to 7,725.51, 11,589.16 and 2,797.47

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Solution

The fourth proportional to 7,725.51, 11,589.16 and 2,797.47 is: 4,196.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.51 : 11,589.16 = 2,797.47 : x
  2. Step 2: Convert to fraction form
    7,725.51/11,589.16 = 2,797.47/x
  3. Step 3: Cross multiply
    7,725.51x = 11,589.16 × 2,797.47
  4. Step 4: Simplify right side
    7,725.51x = 32,420,327.43
  5. Step 5: Solve for x
    x = 32,420,327.43/7,725.51
  6. Step 6: Final answer
    x = 4,196.53

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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.