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Finding the Fourth Proportional to 2,564.58, 3,846.87 and 833.34

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Solution

The fourth proportional to 2,564.58, 3,846.87 and 833.34 is: 1,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.58 : 3,846.87 = 833.34 : x
  2. Step 2: Convert to fraction form
    2,564.58/3,846.87 = 833.34/x
  3. Step 3: Cross multiply
    2,564.58x = 3,846.87 × 833.34
  4. Step 4: Simplify right side
    2,564.58x = 3,205,750.65
  5. Step 5: Solve for x
    x = 3,205,750.65/2,564.58
  6. Step 6: Final answer
    x = 1,250.01

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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.