Home / 4,238.46-6,358.37-1,316.16

Finding the Fourth Proportional to 4,238.46, 6,358.37 and 1,316.16

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Solution

The fourth proportional to 4,238.46, 6,358.37 and 1,316.16 is: 1,974.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.46 : 6,358.37 = 1,316.16 : x
  2. Step 2: Convert to fraction form
    4,238.46/6,358.37 = 1,316.16/x
  3. Step 3: Cross multiply
    4,238.46x = 6,358.37 × 1,316.16
  4. Step 4: Simplify right side
    4,238.46x = 8,368,625.68
  5. Step 5: Solve for x
    x = 8,368,625.68/4,238.46
  6. Step 6: Final answer
    x = 1,974.45

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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.