Home / 7,161.75-9,883.25-4,017.94

Finding the Fourth Proportional to 7,161.75, 9,883.25 and 4,017.94

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Solution

The fourth proportional to 7,161.75, 9,883.25 and 4,017.94 is: 5,544.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.75 : 9,883.25 = 4,017.94 : x
  2. Step 2: Convert to fraction form
    7,161.75/9,883.25 = 4,017.94/x
  3. Step 3: Cross multiply
    7,161.75x = 9,883.25 × 4,017.94
  4. Step 4: Simplify right side
    7,161.75x = 39,710,275.77
  5. Step 5: Solve for x
    x = 39,710,275.77/7,161.75
  6. Step 6: Final answer
    x = 5,544.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.