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Finding the Fourth Proportional to 1,250.69, 1,873.99 and 884.82

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Solution

The fourth proportional to 1,250.69, 1,873.99 and 884.82 is: 1,325.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.69 : 1,873.99 = 884.82 : x
  2. Step 2: Convert to fraction form
    1,250.69/1,873.99 = 884.82/x
  3. Step 3: Cross multiply
    1,250.69x = 1,873.99 × 884.82
  4. Step 4: Simplify right side
    1,250.69x = 1,658,146.99
  5. Step 5: Solve for x
    x = 1,658,146.99/1,250.69
  6. Step 6: Final answer
    x = 1,325.79

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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.