Home / 4,451.51-6,139.02-3,821.83

Finding the Fourth Proportional to 4,451.51, 6,139.02 and 3,821.83

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Solution

The fourth proportional to 4,451.51, 6,139.02 and 3,821.83 is: 5,270.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.51 : 6,139.02 = 3,821.83 : x
  2. Step 2: Convert to fraction form
    4,451.51/6,139.02 = 3,821.83/x
  3. Step 3: Cross multiply
    4,451.51x = 6,139.02 × 3,821.83
  4. Step 4: Simplify right side
    4,451.51x = 23,462,292.08
  5. Step 5: Solve for x
    x = 23,462,292.08/4,451.51
  6. Step 6: Final answer
    x = 5,270.64

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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.