Home / 4,892.20-7,341.50-2,429.13

Finding the Fourth Proportional to 4,892.20, 7,341.50 and 2,429.13

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Solution

The fourth proportional to 4,892.20, 7,341.50 and 2,429.13 is: 3,645.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.20 : 7,341.50 = 2,429.13 : x
  2. Step 2: Convert to fraction form
    4,892.20/7,341.50 = 2,429.13/x
  3. Step 3: Cross multiply
    4,892.20x = 7,341.50 × 2,429.13
  4. Step 4: Simplify right side
    4,892.20x = 17,833,457.90
  5. Step 5: Solve for x
    x = 17,833,457.90/4,892.20
  6. Step 6: Final answer
    x = 3,645.28

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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.