Home / 3,406.19-4,701.85-2,622.51

Finding the Fourth Proportional to 3,406.19, 4,701.85 and 2,622.51

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Solution

The fourth proportional to 3,406.19, 4,701.85 and 2,622.51 is: 3,620.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.19 : 4,701.85 = 2,622.51 : x
  2. Step 2: Convert to fraction form
    3,406.19/4,701.85 = 2,622.51/x
  3. Step 3: Cross multiply
    3,406.19x = 4,701.85 × 2,622.51
  4. Step 4: Simplify right side
    3,406.19x = 12,330,642.09
  5. Step 5: Solve for x
    x = 12,330,642.09/3,406.19
  6. Step 6: Final answer
    x = 3,620.07

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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.