Home / 8,677.36-11,974.81-4,698.50

Finding the Fourth Proportional to 8,677.36, 11,974.81 and 4,698.50

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Solution

The fourth proportional to 8,677.36, 11,974.81 and 4,698.50 is: 6,483.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.36 : 11,974.81 = 4,698.50 : x
  2. Step 2: Convert to fraction form
    8,677.36/11,974.81 = 4,698.50/x
  3. Step 3: Cross multiply
    8,677.36x = 11,974.81 × 4,698.50
  4. Step 4: Simplify right side
    8,677.36x = 56,263,644.79
  5. Step 5: Solve for x
    x = 56,263,644.79/8,677.36
  6. Step 6: Final answer
    x = 6,483.96

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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.