Home / 8,554.93-11,805.68-4,778.16

Finding the Fourth Proportional to 8,554.93, 11,805.68 and 4,778.16

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Solution

The fourth proportional to 8,554.93, 11,805.68 and 4,778.16 is: 6,593.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.93 : 11,805.68 = 4,778.16 : x
  2. Step 2: Convert to fraction form
    8,554.93/11,805.68 = 4,778.16/x
  3. Step 3: Cross multiply
    8,554.93x = 11,805.68 × 4,778.16
  4. Step 4: Simplify right side
    8,554.93x = 56,409,395.62
  5. Step 5: Solve for x
    x = 56,409,395.62/8,554.93
  6. Step 6: Final answer
    x = 6,593.79

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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.