Home / 8,677.05-11,974.29-4,698.18

Finding the Fourth Proportional to 8,677.05, 11,974.29 and 4,698.18

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Solution

The fourth proportional to 8,677.05, 11,974.29 and 4,698.18 is: 6,483.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.05 : 11,974.29 = 4,698.18 : x
  2. Step 2: Convert to fraction form
    8,677.05/11,974.29 = 4,698.18/x
  3. Step 3: Cross multiply
    8,677.05x = 11,974.29 × 4,698.18
  4. Step 4: Simplify right side
    8,677.05x = 56,257,369.79
  5. Step 5: Solve for x
    x = 56,257,369.79/8,677.05
  6. Step 6: Final answer
    x = 6,483.47

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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.