Home / 10,864.58-16,285.68-6,174.57

Finding the Fourth Proportional to 10,864.58, 16,285.68 and 6,174.57

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Solution

The fourth proportional to 10,864.58, 16,285.68 and 6,174.57 is: 9,255.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.58 : 16,285.68 = 6,174.57 : x
  2. Step 2: Convert to fraction form
    10,864.58/16,285.68 = 6,174.57/x
  3. Step 3: Cross multiply
    10,864.58x = 16,285.68 × 6,174.57
  4. Step 4: Simplify right side
    10,864.58x = 100,557,094.31
  5. Step 5: Solve for x
    x = 100,557,094.31/10,864.58
  6. Step 6: Final answer
    x = 9,255.50

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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.