Home / 8,508.60-11,740.50-4,731.72

Finding the Fourth Proportional to 8,508.60, 11,740.50 and 4,731.72

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Solution

The fourth proportional to 8,508.60, 11,740.50 and 4,731.72 is: 6,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.60 : 11,740.50 = 4,731.72 : x
  2. Step 2: Convert to fraction form
    8,508.60/11,740.50 = 4,731.72/x
  3. Step 3: Cross multiply
    8,508.60x = 11,740.50 × 4,731.72
  4. Step 4: Simplify right side
    8,508.60x = 55,552,758.66
  5. Step 5: Solve for x
    x = 55,552,758.66/8,508.60
  6. Step 6: Final answer
    x = 6,529.01

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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.