Home / 4,490.79-6,196.99-2,602.21

Finding the Fourth Proportional to 4,490.79, 6,196.99 and 2,602.21

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Solution

The fourth proportional to 4,490.79, 6,196.99 and 2,602.21 is: 3,590.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.79 : 6,196.99 = 2,602.21 : x
  2. Step 2: Convert to fraction form
    4,490.79/6,196.99 = 2,602.21/x
  3. Step 3: Cross multiply
    4,490.79x = 6,196.99 × 2,602.21
  4. Step 4: Simplify right side
    4,490.79x = 16,125,869.35
  5. Step 5: Solve for x
    x = 16,125,869.35/4,490.79
  6. Step 6: Final answer
    x = 3,590.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.