Home / 3,325.20-4,588.62-1,907.91

Finding the Fourth Proportional to 3,325.20, 4,588.62 and 1,907.91

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Solution

The fourth proportional to 3,325.20, 4,588.62 and 1,907.91 is: 2,632.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.20 : 4,588.62 = 1,907.91 : x
  2. Step 2: Convert to fraction form
    3,325.20/4,588.62 = 1,907.91/x
  3. Step 3: Cross multiply
    3,325.20x = 4,588.62 × 1,907.91
  4. Step 4: Simplify right side
    3,325.20x = 8,754,673.98
  5. Step 5: Solve for x
    x = 8,754,673.98/3,325.20
  6. Step 6: Final answer
    x = 2,632.83

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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.