Home / 3,877.16-5,813.58-1,926.68

Finding the Fourth Proportional to 3,877.16, 5,813.58 and 1,926.68

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Solution

The fourth proportional to 3,877.16, 5,813.58 and 1,926.68 is: 2,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877.16 : 5,813.58 = 1,926.68 : x
  2. Step 2: Convert to fraction form
    3,877.16/5,813.58 = 1,926.68/x
  3. Step 3: Cross multiply
    3,877.16x = 5,813.58 × 1,926.68
  4. Step 4: Simplify right side
    3,877.16x = 11,200,908.31
  5. Step 5: Solve for x
    x = 11,200,908.31/3,877.16
  6. Step 6: Final answer
    x = 2,888.95

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1.5x scale

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.