Home / 8,731.08-12,049.16-4,752.46

Finding the Fourth Proportional to 8,731.08, 12,049.16 and 4,752.46

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Solution

The fourth proportional to 8,731.08, 12,049.16 and 4,752.46 is: 6,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.08 : 12,049.16 = 4,752.46 : x
  2. Step 2: Convert to fraction form
    8,731.08/12,049.16 = 4,752.46/x
  3. Step 3: Cross multiply
    8,731.08x = 12,049.16 × 4,752.46
  4. Step 4: Simplify right side
    8,731.08x = 57,263,066.93
  5. Step 5: Solve for x
    x = 57,263,066.93/8,731.08
  6. Step 6: Final answer
    x = 6,558.54

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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.