Home / 5,685.35-8,535.96-2,913.93

Finding the Fourth Proportional to 5,685.35, 8,535.96 and 2,913.93

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Solution

The fourth proportional to 5,685.35, 8,535.96 and 2,913.93 is: 4,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.35 : 8,535.96 = 2,913.93 : x
  2. Step 2: Convert to fraction form
    5,685.35/8,535.96 = 2,913.93/x
  3. Step 3: Cross multiply
    5,685.35x = 8,535.96 × 2,913.93
  4. Step 4: Simplify right side
    5,685.35x = 24,873,189.92
  5. Step 5: Solve for x
    x = 24,873,189.92/5,685.35
  6. Step 6: Final answer
    x = 4,374.97

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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.