Home / 8,265.72-11,407.20-4,681.27

Finding the Fourth Proportional to 8,265.72, 11,407.20 and 4,681.27

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Solution

The fourth proportional to 8,265.72, 11,407.20 and 4,681.27 is: 6,460.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.72 : 11,407.20 = 4,681.27 : x
  2. Step 2: Convert to fraction form
    8,265.72/11,407.20 = 4,681.27/x
  3. Step 3: Cross multiply
    8,265.72x = 11,407.20 × 4,681.27
  4. Step 4: Simplify right side
    8,265.72x = 53,400,183.14
  5. Step 5: Solve for x
    x = 53,400,183.14/8,265.72
  6. Step 6: Final answer
    x = 6,460.44

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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.