Home / 1,847.37-2,759.28-1,587.98

Finding the Fourth Proportional to 1,847.37, 2,759.28 and 1,587.98

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Solution

The fourth proportional to 1,847.37, 2,759.28 and 1,587.98 is: 2,371.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.37 : 2,759.28 = 1,587.98 : x
  2. Step 2: Convert to fraction form
    1,847.37/2,759.28 = 1,587.98/x
  3. Step 3: Cross multiply
    1,847.37x = 2,759.28 × 1,587.98
  4. Step 4: Simplify right side
    1,847.37x = 4,381,667.66
  5. Step 5: Solve for x
    x = 4,381,667.66/1,847.37
  6. Step 6: Final answer
    x = 2,371.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.