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Finding the Fourth Proportional to 1,823.00, 2,732.87 and 848.57

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Solution

The fourth proportional to 1,823.00, 2,732.87 and 848.57 is: 1,272.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.00 : 2,732.87 = 848.57 : x
  2. Step 2: Convert to fraction form
    1,823.00/2,732.87 = 848.57/x
  3. Step 3: Cross multiply
    1,823.00x = 2,732.87 × 848.57
  4. Step 4: Simplify right side
    1,823.00x = 2,319,019.95
  5. Step 5: Solve for x
    x = 2,319,019.95/1,823.00
  6. Step 6: Final answer
    x = 1,272.09

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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.