Home / 5,917.62-8,860.53-4,742.34

Finding the Fourth Proportional to 5,917.62, 8,860.53 and 4,742.34

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Solution

The fourth proportional to 5,917.62, 8,860.53 and 4,742.34 is: 7,100.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.62 : 8,860.53 = 4,742.34 : x
  2. Step 2: Convert to fraction form
    5,917.62/8,860.53 = 4,742.34/x
  3. Step 3: Cross multiply
    5,917.62x = 8,860.53 × 4,742.34
  4. Step 4: Simplify right side
    5,917.62x = 42,019,645.84
  5. Step 5: Solve for x
    x = 42,019,645.84/5,917.62
  6. Step 6: Final answer
    x = 7,100.77

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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.