Home / 3,488.49-4,809.38-2,492.03

Finding the Fourth Proportional to 3,488.49, 4,809.38 and 2,492.03

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Solution

The fourth proportional to 3,488.49, 4,809.38 and 2,492.03 is: 3,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.49 : 4,809.38 = 2,492.03 : x
  2. Step 2: Convert to fraction form
    3,488.49/4,809.38 = 2,492.03/x
  3. Step 3: Cross multiply
    3,488.49x = 4,809.38 × 2,492.03
  4. Step 4: Simplify right side
    3,488.49x = 11,985,118.80
  5. Step 5: Solve for x
    x = 11,985,118.80/3,488.49
  6. Step 6: Final answer
    x = 3,435.62

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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.