Home / 5,705.02-8,550.78-2,776.60

Finding the Fourth Proportional to 5,705.02, 8,550.78 and 2,776.60

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Solution

The fourth proportional to 5,705.02, 8,550.78 and 2,776.60 is: 4,161.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.02 : 8,550.78 = 2,776.60 : x
  2. Step 2: Convert to fraction form
    5,705.02/8,550.78 = 2,776.60/x
  3. Step 3: Cross multiply
    5,705.02x = 8,550.78 × 2,776.60
  4. Step 4: Simplify right side
    5,705.02x = 23,742,095.75
  5. Step 5: Solve for x
    x = 23,742,095.75/5,705.02
  6. Step 6: Final answer
    x = 4,161.61

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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.