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Finding the Fourth Proportional to 5,341.68, 8,013.02 and 2,054.21

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Solution

The fourth proportional to 5,341.68, 8,013.02 and 2,054.21 is: 3,081.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.68 : 8,013.02 = 2,054.21 : x
  2. Step 2: Convert to fraction form
    5,341.68/8,013.02 = 2,054.21/x
  3. Step 3: Cross multiply
    5,341.68x = 8,013.02 × 2,054.21
  4. Step 4: Simplify right side
    5,341.68x = 16,460,375.48
  5. Step 5: Solve for x
    x = 16,460,375.48/5,341.68
  6. Step 6: Final answer
    x = 3,081.50

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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.