Home / 6,629.92-9,925.14-4,285.38

Finding the Fourth Proportional to 6,629.92, 9,925.14 and 4,285.38

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Solution

The fourth proportional to 6,629.92, 9,925.14 and 4,285.38 is: 6,415.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.92 : 9,925.14 = 4,285.38 : x
  2. Step 2: Convert to fraction form
    6,629.92/9,925.14 = 4,285.38/x
  3. Step 3: Cross multiply
    6,629.92x = 9,925.14 × 4,285.38
  4. Step 4: Simplify right side
    6,629.92x = 42,532,996.45
  5. Step 5: Solve for x
    x = 42,532,996.45/6,629.92
  6. Step 6: Final answer
    x = 6,415.31

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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.