Home / 8,516.19-11,752.10-4,739.29

Finding the Fourth Proportional to 8,516.19, 11,752.10 and 4,739.29

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Solution

The fourth proportional to 8,516.19, 11,752.10 and 4,739.29 is: 6,540.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516.19 : 11,752.10 = 4,739.29 : x
  2. Step 2: Convert to fraction form
    8,516.19/11,752.10 = 4,739.29/x
  3. Step 3: Cross multiply
    8,516.19x = 11,752.10 × 4,739.29
  4. Step 4: Simplify right side
    8,516.19x = 55,696,586.31
  5. Step 5: Solve for x
    x = 55,696,586.31/8,516.19
  6. Step 6: Final answer
    x = 6,540.09

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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.