Home / 8,388.90-11,576.44-4,612.06

Finding the Fourth Proportional to 8,388.90, 11,576.44 and 4,612.06

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Solution

The fourth proportional to 8,388.90, 11,576.44 and 4,612.06 is: 6,364.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.90 : 11,576.44 = 4,612.06 : x
  2. Step 2: Convert to fraction form
    8,388.90/11,576.44 = 4,612.06/x
  3. Step 3: Cross multiply
    8,388.90x = 11,576.44 × 4,612.06
  4. Step 4: Simplify right side
    8,388.90x = 53,391,235.87
  5. Step 5: Solve for x
    x = 53,391,235.87/8,388.90
  6. Step 6: Final answer
    x = 6,364.51

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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.