Home / 5,642.49-8,450.89-4,856.23

Finding the Fourth Proportional to 5,642.49, 8,450.89 and 4,856.23

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Solution

The fourth proportional to 5,642.49, 8,450.89 and 4,856.23 is: 7,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642.49 : 8,450.89 = 4,856.23 : x
  2. Step 2: Convert to fraction form
    5,642.49/8,450.89 = 4,856.23/x
  3. Step 3: Cross multiply
    5,642.49x = 8,450.89 × 4,856.23
  4. Step 4: Simplify right side
    5,642.49x = 41,039,465.54
  5. Step 5: Solve for x
    x = 41,039,465.54/5,642.49
  6. Step 6: Final answer
    x = 7,273.29

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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.