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Finding the Fourth Proportional to 5,076.04, 7,612.98 and 1,612.48

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Solution

The fourth proportional to 5,076.04, 7,612.98 and 1,612.48 is: 2,418.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.04 : 7,612.98 = 1,612.48 : x
  2. Step 2: Convert to fraction form
    5,076.04/7,612.98 = 1,612.48/x
  3. Step 3: Cross multiply
    5,076.04x = 7,612.98 × 1,612.48
  4. Step 4: Simplify right side
    5,076.04x = 12,275,777.99
  5. Step 5: Solve for x
    x = 12,275,777.99/5,076.04
  6. Step 6: Final answer
    x = 2,418.38

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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.