Home / 8,508.15-11,740.70-4,731.24

Finding the Fourth Proportional to 8,508.15, 11,740.70 and 4,731.24

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Solution

The fourth proportional to 8,508.15, 11,740.70 and 4,731.24 is: 6,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.15 : 11,740.70 = 4,731.24 : x
  2. Step 2: Convert to fraction form
    8,508.15/11,740.70 = 4,731.24/x
  3. Step 3: Cross multiply
    8,508.15x = 11,740.70 × 4,731.24
  4. Step 4: Simplify right side
    8,508.15x = 55,548,045.81
  5. Step 5: Solve for x
    x = 55,548,045.81/8,508.15
  6. Step 6: Final answer
    x = 6,528.80

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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.