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Finding the Fourth Proportional to 8,358.03, 11,533.74 and 4,998.87

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Solution

The fourth proportional to 8,358.03, 11,533.74 and 4,998.87 is: 6,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.03 : 11,533.74 = 4,998.87 : x
  2. Step 2: Convert to fraction form
    8,358.03/11,533.74 = 4,998.87/x
  3. Step 3: Cross multiply
    8,358.03x = 11,533.74 × 4,998.87
  4. Step 4: Simplify right side
    8,358.03x = 57,655,666.87
  5. Step 5: Solve for x
    x = 57,655,666.87/8,358.03
  6. Step 6: Final answer
    x = 6,898.24

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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.