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Finding the Fourth Proportional to 8,357.80, 11,533.96 and 5,000.92

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Solution

The fourth proportional to 8,357.80, 11,533.96 and 5,000.92 is: 6,901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,357.80 : 11,533.96 = 5,000.92 : x
  2. Step 2: Convert to fraction form
    8,357.80/11,533.96 = 5,000.92/x
  3. Step 3: Cross multiply
    8,357.80x = 11,533.96 × 5,000.92
  4. Step 4: Simplify right side
    8,357.80x = 57,680,411.24
  5. Step 5: Solve for x
    x = 57,680,411.24/8,357.80
  6. Step 6: Final answer
    x = 6,901.39

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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.