Home / 8,146.23-11,240.29-4,789.18

Finding the Fourth Proportional to 8,146.23, 11,240.29 and 4,789.18

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Solution

The fourth proportional to 8,146.23, 11,240.29 and 4,789.18 is: 6,608.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.23 : 11,240.29 = 4,789.18 : x
  2. Step 2: Convert to fraction form
    8,146.23/11,240.29 = 4,789.18/x
  3. Step 3: Cross multiply
    8,146.23x = 11,240.29 × 4,789.18
  4. Step 4: Simplify right side
    8,146.23x = 53,831,772.06
  5. Step 5: Solve for x
    x = 53,831,772.06/8,146.23
  6. Step 6: Final answer
    x = 6,608.18

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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.