Home / 3,368.49-4,647.21-2,041.71

Finding the Fourth Proportional to 3,368.49, 4,647.21 and 2,041.71

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Solution

The fourth proportional to 3,368.49, 4,647.21 and 2,041.71 is: 2,816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.49 : 4,647.21 = 2,041.71 : x
  2. Step 2: Convert to fraction form
    3,368.49/4,647.21 = 2,041.71/x
  3. Step 3: Cross multiply
    3,368.49x = 4,647.21 × 2,041.71
  4. Step 4: Simplify right side
    3,368.49x = 9,488,230.05
  5. Step 5: Solve for x
    x = 9,488,230.05/3,368.49
  6. Step 6: Final answer
    x = 2,816.76

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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.