Home / 7,772.24-10,725.64-4,235.44

Finding the Fourth Proportional to 7,772.24, 10,725.64 and 4,235.44

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Solution

The fourth proportional to 7,772.24, 10,725.64 and 4,235.44 is: 5,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772.24 : 10,725.64 = 4,235.44 : x
  2. Step 2: Convert to fraction form
    7,772.24/10,725.64 = 4,235.44/x
  3. Step 3: Cross multiply
    7,772.24x = 10,725.64 × 4,235.44
  4. Step 4: Simplify right side
    7,772.24x = 45,427,804.68
  5. Step 5: Solve for x
    x = 45,427,804.68/7,772.24
  6. Step 6: Final answer
    x = 5,844.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.