Home / 5,917.12-8,859.78-4,741.84

Finding the Fourth Proportional to 5,917.12, 8,859.78 and 4,741.84

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Solution

The fourth proportional to 5,917.12, 8,859.78 and 4,741.84 is: 7,100.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.12 : 8,859.78 = 4,741.84 : x
  2. Step 2: Convert to fraction form
    5,917.12/8,859.78 = 4,741.84/x
  3. Step 3: Cross multiply
    5,917.12x = 8,859.78 × 4,741.84
  4. Step 4: Simplify right side
    5,917.12x = 42,011,659.20
  5. Step 5: Solve for x
    x = 42,011,659.20/5,917.12
  6. Step 6: Final answer
    x = 7,100.02

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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.