Home / 2,896.18-4,344.10-1,785.81

Finding the Fourth Proportional to 2,896.18, 4,344.10 and 1,785.81

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Solution

The fourth proportional to 2,896.18, 4,344.10 and 1,785.81 is: 2,678.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.18 : 4,344.10 = 1,785.81 : x
  2. Step 2: Convert to fraction form
    2,896.18/4,344.10 = 1,785.81/x
  3. Step 3: Cross multiply
    2,896.18x = 4,344.10 × 1,785.81
  4. Step 4: Simplify right side
    2,896.18x = 7,757,737.22
  5. Step 5: Solve for x
    x = 7,757,737.22/2,896.18
  6. Step 6: Final answer
    x = 2,678.61

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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.