Home / 5,515.58-8,273.81-1,566.79

Finding the Fourth Proportional to 5,515.58, 8,273.81 and 1,566.79

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Solution

The fourth proportional to 5,515.58, 8,273.81 and 1,566.79 is: 2,350.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.58 : 8,273.81 = 1,566.79 : x
  2. Step 2: Convert to fraction form
    5,515.58/8,273.81 = 1,566.79/x
  3. Step 3: Cross multiply
    5,515.58x = 8,273.81 × 1,566.79
  4. Step 4: Simplify right side
    5,515.58x = 12,963,306.00
  5. Step 5: Solve for x
    x = 12,963,306.00/5,515.58
  6. Step 6: Final answer
    x = 2,350.31

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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.