Home / 3,553.80-4,899.67-2,432.81

Finding the Fourth Proportional to 3,553.80, 4,899.67 and 2,432.81

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Solution

The fourth proportional to 3,553.80, 4,899.67 and 2,432.81 is: 3,354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.80 : 4,899.67 = 2,432.81 : x
  2. Step 2: Convert to fraction form
    3,553.80/4,899.67 = 2,432.81/x
  3. Step 3: Cross multiply
    3,553.80x = 4,899.67 × 2,432.81
  4. Step 4: Simplify right side
    3,553.80x = 11,919,929.51
  5. Step 5: Solve for x
    x = 11,919,929.51/3,553.80
  6. Step 6: Final answer
    x = 3,354.14

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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.