Home / 8,513.27-11,747.18-4,735.68

Finding the Fourth Proportional to 8,513.27, 11,747.18 and 4,735.68

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Solution

The fourth proportional to 8,513.27, 11,747.18 and 4,735.68 is: 6,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.27 : 11,747.18 = 4,735.68 : x
  2. Step 2: Convert to fraction form
    8,513.27/11,747.18 = 4,735.68/x
  3. Step 3: Cross multiply
    8,513.27x = 11,747.18 × 4,735.68
  4. Step 4: Simplify right side
    8,513.27x = 55,630,817.65
  5. Step 5: Solve for x
    x = 55,630,817.65/8,513.27
  6. Step 6: Final answer
    x = 6,534.60

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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.