Home / 3,663.59-5,498.10-2,278.94

Finding the Fourth Proportional to 3,663.59, 5,498.10 and 2,278.94

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Solution

The fourth proportional to 3,663.59, 5,498.10 and 2,278.94 is: 3,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.59 : 5,498.10 = 2,278.94 : x
  2. Step 2: Convert to fraction form
    3,663.59/5,498.10 = 2,278.94/x
  3. Step 3: Cross multiply
    3,663.59x = 5,498.10 × 2,278.94
  4. Step 4: Simplify right side
    3,663.59x = 12,529,812.52
  5. Step 5: Solve for x
    x = 12,529,812.52/3,663.59
  6. Step 6: Final answer
    x = 3,420.10

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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.