Home / 5,775.58-8,664.27-1,879.07

Finding the Fourth Proportional to 5,775.58, 8,664.27 and 1,879.07

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Solution

The fourth proportional to 5,775.58, 8,664.27 and 1,879.07 is: 2,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.58 : 8,664.27 = 1,879.07 : x
  2. Step 2: Convert to fraction form
    5,775.58/8,664.27 = 1,879.07/x
  3. Step 3: Cross multiply
    5,775.58x = 8,664.27 × 1,879.07
  4. Step 4: Simplify right side
    5,775.58x = 16,280,769.83
  5. Step 5: Solve for x
    x = 16,280,769.83/5,775.58
  6. Step 6: Final answer
    x = 2,818.90

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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.