Home / 8,678.94-13,025.70-3,752.34

Finding the Fourth Proportional to 8,678.94, 13,025.70 and 3,752.34

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Solution

The fourth proportional to 8,678.94, 13,025.70 and 3,752.34 is: 5,631.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678.94 : 13,025.70 = 3,752.34 : x
  2. Step 2: Convert to fraction form
    8,678.94/13,025.70 = 3,752.34/x
  3. Step 3: Cross multiply
    8,678.94x = 13,025.70 × 3,752.34
  4. Step 4: Simplify right side
    8,678.94x = 48,876,855.14
  5. Step 5: Solve for x
    x = 48,876,855.14/8,678.94
  6. Step 6: Final answer
    x = 5,631.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.