Home / 3,325.26-4,983.60-1,678.11

Finding the Fourth Proportional to 3,325.26, 4,983.60 and 1,678.11

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Solution

The fourth proportional to 3,325.26, 4,983.60 and 1,678.11 is: 2,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.26 : 4,983.60 = 1,678.11 : x
  2. Step 2: Convert to fraction form
    3,325.26/4,983.60 = 1,678.11/x
  3. Step 3: Cross multiply
    3,325.26x = 4,983.60 × 1,678.11
  4. Step 4: Simplify right side
    3,325.26x = 8,363,029.00
  5. Step 5: Solve for x
    x = 8,363,029.00/3,325.26
  6. Step 6: Final answer
    x = 2,515.00

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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.