Home / 6,631.94-9,152.08-3,647.76

Finding the Fourth Proportional to 6,631.94, 9,152.08 and 3,647.76

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Solution

The fourth proportional to 6,631.94, 9,152.08 and 3,647.76 is: 5,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.94 : 9,152.08 = 3,647.76 : x
  2. Step 2: Convert to fraction form
    6,631.94/9,152.08 = 3,647.76/x
  3. Step 3: Cross multiply
    6,631.94x = 9,152.08 × 3,647.76
  4. Step 4: Simplify right side
    6,631.94x = 33,384,591.34
  5. Step 5: Solve for x
    x = 33,384,591.34/6,631.94
  6. Step 6: Final answer
    x = 5,033.91

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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.