Home / 2,154.58-3,232.88-1,058.33

Finding the Fourth Proportional to 2,154.58, 3,232.88 and 1,058.33

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Solution

The fourth proportional to 2,154.58, 3,232.88 and 1,058.33 is: 1,587.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.58 : 3,232.88 = 1,058.33 : x
  2. Step 2: Convert to fraction form
    2,154.58/3,232.88 = 1,058.33/x
  3. Step 3: Cross multiply
    2,154.58x = 3,232.88 × 1,058.33
  4. Step 4: Simplify right side
    2,154.58x = 3,421,453.89
  5. Step 5: Solve for x
    x = 3,421,453.89/2,154.58
  6. Step 6: Final answer
    x = 1,587.99

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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.