Home / 2,587.80-3,883.26-944.49

Finding the Fourth Proportional to 2,587.80, 3,883.26 and 944.49

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Solution

The fourth proportional to 2,587.80, 3,883.26 and 944.49 is: 1,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587.80 : 3,883.26 = 944.49 : x
  2. Step 2: Convert to fraction form
    2,587.80/3,883.26 = 944.49/x
  3. Step 3: Cross multiply
    2,587.80x = 3,883.26 × 944.49
  4. Step 4: Simplify right side
    2,587.80x = 3,667,700.24
  5. Step 5: Solve for x
    x = 3,667,700.24/2,587.80
  6. Step 6: Final answer
    x = 1,417.30

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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.