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Finding the Fourth Proportional to 1,884.77, 2,601.00 and 1,045.48

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Solution

The fourth proportional to 1,884.77, 2,601.00 and 1,045.48 is: 1,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.77 : 2,601.00 = 1,045.48 : x
  2. Step 2: Convert to fraction form
    1,884.77/2,601.00 = 1,045.48/x
  3. Step 3: Cross multiply
    1,884.77x = 2,601.00 × 1,045.48
  4. Step 4: Simplify right side
    1,884.77x = 2,719,297.70
  5. Step 5: Solve for x
    x = 2,719,297.70/1,884.77
  6. Step 6: Final answer
    x = 1,442.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.