Home / 7,772.37-10,725.55-4,235.50

Finding the Fourth Proportional to 7,772.37, 10,725.55 and 4,235.50

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Solution

The fourth proportional to 7,772.37, 10,725.55 and 4,235.50 is: 5,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772.37 : 10,725.55 = 4,235.50 : x
  2. Step 2: Convert to fraction form
    7,772.37/10,725.55 = 4,235.50/x
  3. Step 3: Cross multiply
    7,772.37x = 10,725.55 × 4,235.50
  4. Step 4: Simplify right side
    7,772.37x = 45,428,093.67
  5. Step 5: Solve for x
    x = 45,428,093.67/7,772.37
  6. Step 6: Final answer
    x = 5,844.82

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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.