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Finding the Fourth Proportional to 4,670.76, 7,004.44 and 1,550.20

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Solution

The fourth proportional to 4,670.76, 7,004.44 and 1,550.20 is: 2,324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.76 : 7,004.44 = 1,550.20 : x
  2. Step 2: Convert to fraction form
    4,670.76/7,004.44 = 1,550.20/x
  3. Step 3: Cross multiply
    4,670.76x = 7,004.44 × 1,550.20
  4. Step 4: Simplify right side
    4,670.76x = 10,858,282.89
  5. Step 5: Solve for x
    x = 10,858,282.89/4,670.76
  6. Step 6: Final answer
    x = 2,324.74

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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.