Home / 8,558.23-11,809.46-4,781.56

Finding the Fourth Proportional to 8,558.23, 11,809.46 and 4,781.56

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Solution

The fourth proportional to 8,558.23, 11,809.46 and 4,781.56 is: 6,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.23 : 11,809.46 = 4,781.56 : x
  2. Step 2: Convert to fraction form
    8,558.23/11,809.46 = 4,781.56/x
  3. Step 3: Cross multiply
    8,558.23x = 11,809.46 × 4,781.56
  4. Step 4: Simplify right side
    8,558.23x = 56,467,592.74
  5. Step 5: Solve for x
    x = 56,467,592.74/8,558.23
  6. Step 6: Final answer
    x = 6,598.04

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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.