Home / 5,470.42-8,206.80-1,773.02

Finding the Fourth Proportional to 5,470.42, 8,206.80 and 1,773.02

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Solution

The fourth proportional to 5,470.42, 8,206.80 and 1,773.02 is: 2,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.42 : 8,206.80 = 1,773.02 : x
  2. Step 2: Convert to fraction form
    5,470.42/8,206.80 = 1,773.02/x
  3. Step 3: Cross multiply
    5,470.42x = 8,206.80 × 1,773.02
  4. Step 4: Simplify right side
    5,470.42x = 14,550,820.54
  5. Step 5: Solve for x
    x = 14,550,820.54/5,470.42
  6. Step 6: Final answer
    x = 2,659.91

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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.