Home / 8,644.60-11,927.52-5,108.34

Finding the Fourth Proportional to 8,644.60, 11,927.52 and 5,108.34

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Solution

The fourth proportional to 8,644.60, 11,927.52 and 5,108.34 is: 7,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,644.60 : 11,927.52 = 5,108.34 : x
  2. Step 2: Convert to fraction form
    8,644.60/11,927.52 = 5,108.34/x
  3. Step 3: Cross multiply
    8,644.60x = 11,927.52 × 5,108.34
  4. Step 4: Simplify right side
    8,644.60x = 60,929,827.52
  5. Step 5: Solve for x
    x = 60,929,827.52/8,644.60
  6. Step 6: Final answer
    x = 7,048.31

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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.