Home / 4,165.17-5,746.94-2,487.21

Finding the Fourth Proportional to 4,165.17, 5,746.94 and 2,487.21

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Solution

The fourth proportional to 4,165.17, 5,746.94 and 2,487.21 is: 3,431.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.17 : 5,746.94 = 2,487.21 : x
  2. Step 2: Convert to fraction form
    4,165.17/5,746.94 = 2,487.21/x
  3. Step 3: Cross multiply
    4,165.17x = 5,746.94 × 2,487.21
  4. Step 4: Simplify right side
    4,165.17x = 14,293,834.20
  5. Step 5: Solve for x
    x = 14,293,834.20/4,165.17
  6. Step 6: Final answer
    x = 3,431.75

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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.