Home / 4,147.58-6,221.37-1,373.51

Finding the Fourth Proportional to 4,147.58, 6,221.37 and 1,373.51

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Solution

The fourth proportional to 4,147.58, 6,221.37 and 1,373.51 is: 2,060.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.58 : 6,221.37 = 1,373.51 : x
  2. Step 2: Convert to fraction form
    4,147.58/6,221.37 = 1,373.51/x
  3. Step 3: Cross multiply
    4,147.58x = 6,221.37 × 1,373.51
  4. Step 4: Simplify right side
    4,147.58x = 8,545,113.91
  5. Step 5: Solve for x
    x = 8,545,113.91/4,147.58
  6. Step 6: Final answer
    x = 2,060.27

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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.