Home / 7,411.72-10,228.19-4,054.57

Finding the Fourth Proportional to 7,411.72, 10,228.19 and 4,054.57

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Solution

The fourth proportional to 7,411.72, 10,228.19 and 4,054.57 is: 5,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.72 : 10,228.19 = 4,054.57 : x
  2. Step 2: Convert to fraction form
    7,411.72/10,228.19 = 4,054.57/x
  3. Step 3: Cross multiply
    7,411.72x = 10,228.19 × 4,054.57
  4. Step 4: Simplify right side
    7,411.72x = 41,470,912.33
  5. Step 5: Solve for x
    x = 41,470,912.33/7,411.72
  6. Step 6: Final answer
    x = 5,595.32

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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.