Home / 8,677.35-11,974.59-4,698.43

Finding the Fourth Proportional to 8,677.35, 11,974.59 and 4,698.43

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Solution

The fourth proportional to 8,677.35, 11,974.59 and 4,698.43 is: 6,483.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.35 : 11,974.59 = 4,698.43 : x
  2. Step 2: Convert to fraction form
    8,677.35/11,974.59 = 4,698.43/x
  3. Step 3: Cross multiply
    8,677.35x = 11,974.59 × 4,698.43
  4. Step 4: Simplify right side
    8,677.35x = 56,261,742.96
  5. Step 5: Solve for x
    x = 56,261,742.96/8,677.35
  6. Step 6: Final answer
    x = 6,483.75

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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.