Home / 4,371.42-6,555.48-1,448.16

Finding the Fourth Proportional to 4,371.42, 6,555.48 and 1,448.16

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Solution

The fourth proportional to 4,371.42, 6,555.48 and 1,448.16 is: 2,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.42 : 6,555.48 = 1,448.16 : x
  2. Step 2: Convert to fraction form
    4,371.42/6,555.48 = 1,448.16/x
  3. Step 3: Cross multiply
    4,371.42x = 6,555.48 × 1,448.16
  4. Step 4: Simplify right side
    4,371.42x = 9,493,383.92
  5. Step 5: Solve for x
    x = 9,493,383.92/4,371.42
  6. Step 6: Final answer
    x = 2,171.69

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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.