Home / 7,729.52-11,595.18-2,801.48

Finding the Fourth Proportional to 7,729.52, 11,595.18 and 2,801.48

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Solution

The fourth proportional to 7,729.52, 11,595.18 and 2,801.48 is: 4,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.52 : 11,595.18 = 2,801.48 : x
  2. Step 2: Convert to fraction form
    7,729.52/11,595.18 = 2,801.48/x
  3. Step 3: Cross multiply
    7,729.52x = 11,595.18 × 2,801.48
  4. Step 4: Simplify right side
    7,729.52x = 32,483,664.87
  5. Step 5: Solve for x
    x = 32,483,664.87/7,729.52
  6. Step 6: Final answer
    x = 4,202.55

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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.