Home / 4,153.89-6,227.74-1,813.45

Finding the Fourth Proportional to 4,153.89, 6,227.74 and 1,813.45

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Solution

The fourth proportional to 4,153.89, 6,227.74 and 1,813.45 is: 2,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.89 : 6,227.74 = 1,813.45 : x
  2. Step 2: Convert to fraction form
    4,153.89/6,227.74 = 1,813.45/x
  3. Step 3: Cross multiply
    4,153.89x = 6,227.74 × 1,813.45
  4. Step 4: Simplify right side
    4,153.89x = 11,293,695.10
  5. Step 5: Solve for x
    x = 11,293,695.10/4,153.89
  6. Step 6: Final answer
    x = 2,718.82

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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.