Home / 5,080.47-7,620.93-1,793.60

Finding the Fourth Proportional to 5,080.47, 7,620.93 and 1,793.60

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Solution

The fourth proportional to 5,080.47, 7,620.93 and 1,793.60 is: 2,690.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.47 : 7,620.93 = 1,793.60 : x
  2. Step 2: Convert to fraction form
    5,080.47/7,620.93 = 1,793.60/x
  3. Step 3: Cross multiply
    5,080.47x = 7,620.93 × 1,793.60
  4. Step 4: Simplify right side
    5,080.47x = 13,668,861.94
  5. Step 5: Solve for x
    x = 13,668,861.94/5,080.47
  6. Step 6: Final answer
    x = 2,690.47

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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.