Home / 5,775.91-8,664.94-1,828.16

Finding the Fourth Proportional to 5,775.91, 8,664.94 and 1,828.16

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Solution

The fourth proportional to 5,775.91, 8,664.94 and 1,828.16 is: 2,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.91 : 8,664.94 = 1,828.16 : x
  2. Step 2: Convert to fraction form
    5,775.91/8,664.94 = 1,828.16/x
  3. Step 3: Cross multiply
    5,775.91x = 8,664.94 × 1,828.16
  4. Step 4: Simplify right side
    5,775.91x = 15,840,887.57
  5. Step 5: Solve for x
    x = 15,840,887.57/5,775.91
  6. Step 6: Final answer
    x = 2,742.58

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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.