Home / 5,742.88-8,614.55-1,583.22

Finding the Fourth Proportional to 5,742.88, 8,614.55 and 1,583.22

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Solution

The fourth proportional to 5,742.88, 8,614.55 and 1,583.22 is: 2,374.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.88 : 8,614.55 = 1,583.22 : x
  2. Step 2: Convert to fraction form
    5,742.88/8,614.55 = 1,583.22/x
  3. Step 3: Cross multiply
    5,742.88x = 8,614.55 × 1,583.22
  4. Step 4: Simplify right side
    5,742.88x = 13,638,727.85
  5. Step 5: Solve for x
    x = 13,638,727.85/5,742.88
  6. Step 6: Final answer
    x = 2,374.89

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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.