Home / 8,362.91-11,540.67-4,586.15

Finding the Fourth Proportional to 8,362.91, 11,540.67 and 4,586.15

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Solution

The fourth proportional to 8,362.91, 11,540.67 and 4,586.15 is: 6,328.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362.91 : 11,540.67 = 4,586.15 : x
  2. Step 2: Convert to fraction form
    8,362.91/11,540.67 = 4,586.15/x
  3. Step 3: Cross multiply
    8,362.91x = 11,540.67 × 4,586.15
  4. Step 4: Simplify right side
    8,362.91x = 52,927,243.72
  5. Step 5: Solve for x
    x = 52,927,243.72/8,362.91
  6. Step 6: Final answer
    x = 6,328.81

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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.