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Finding the Fourth Proportional to 7,363.80, 11,051.10 and 4,897.80

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Solution

The fourth proportional to 7,363.80, 11,051.10 and 4,897.80 is: 7,350.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.80 : 11,051.10 = 4,897.80 : x
  2. Step 2: Convert to fraction form
    7,363.80/11,051.10 = 4,897.80/x
  3. Step 3: Cross multiply
    7,363.80x = 11,051.10 × 4,897.80
  4. Step 4: Simplify right side
    7,363.80x = 54,126,077.58
  5. Step 5: Solve for x
    x = 54,126,077.58/7,363.80
  6. Step 6: Final answer
    x = 7,350.29

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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.