Home / 5,039.12-6,953.90-2,914.62

Finding the Fourth Proportional to 5,039.12, 6,953.90 and 2,914.62

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Solution

The fourth proportional to 5,039.12, 6,953.90 and 2,914.62 is: 4,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.12 : 6,953.90 = 2,914.62 : x
  2. Step 2: Convert to fraction form
    5,039.12/6,953.90 = 2,914.62/x
  3. Step 3: Cross multiply
    5,039.12x = 6,953.90 × 2,914.62
  4. Step 4: Simplify right side
    5,039.12x = 20,267,961.44
  5. Step 5: Solve for x
    x = 20,267,961.44/5,039.12
  6. Step 6: Final answer
    x = 4,022.13

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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.