Home / 4,972.93-6,862.49-3,205.56

Finding the Fourth Proportional to 4,972.93, 6,862.49 and 3,205.56

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Solution

The fourth proportional to 4,972.93, 6,862.49 and 3,205.56 is: 4,423.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.93 : 6,862.49 = 3,205.56 : x
  2. Step 2: Convert to fraction form
    4,972.93/6,862.49 = 3,205.56/x
  3. Step 3: Cross multiply
    4,972.93x = 6,862.49 × 3,205.56
  4. Step 4: Simplify right side
    4,972.93x = 21,998,106.57
  5. Step 5: Solve for x
    x = 21,998,106.57/4,972.93
  6. Step 6: Final answer
    x = 4,423.57

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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.