Home / 3,117.70-4,675.64-2,568.52

Finding the Fourth Proportional to 3,117.70, 4,675.64 and 2,568.52

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Solution

The fourth proportional to 3,117.70, 4,675.64 and 2,568.52 is: 3,852.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.70 : 4,675.64 = 2,568.52 : x
  2. Step 2: Convert to fraction form
    3,117.70/4,675.64 = 2,568.52/x
  3. Step 3: Cross multiply
    3,117.70x = 4,675.64 × 2,568.52
  4. Step 4: Simplify right side
    3,117.70x = 12,009,474.85
  5. Step 5: Solve for x
    x = 12,009,474.85/3,117.70
  6. Step 6: Final answer
    x = 3,852.03

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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.