Home / 8,530.50-11,771.28-4,753.02

Finding the Fourth Proportional to 8,530.50, 11,771.28 and 4,753.02

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Solution

The fourth proportional to 8,530.50, 11,771.28 and 4,753.02 is: 6,558.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530.50 : 11,771.28 = 4,753.02 : x
  2. Step 2: Convert to fraction form
    8,530.50/11,771.28 = 4,753.02/x
  3. Step 3: Cross multiply
    8,530.50x = 11,771.28 × 4,753.02
  4. Step 4: Simplify right side
    8,530.50x = 55,949,129.27
  5. Step 5: Solve for x
    x = 55,949,129.27/8,530.50
  6. Step 6: Final answer
    x = 6,558.72

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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.