Home / 3,338.50-4,607.13-1,941.25

Finding the Fourth Proportional to 3,338.50, 4,607.13 and 1,941.25

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Solution

The fourth proportional to 3,338.50, 4,607.13 and 1,941.25 is: 2,678.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.50 : 4,607.13 = 1,941.25 : x
  2. Step 2: Convert to fraction form
    3,338.50/4,607.13 = 1,941.25/x
  3. Step 3: Cross multiply
    3,338.50x = 4,607.13 × 1,941.25
  4. Step 4: Simplify right side
    3,338.50x = 8,943,591.11
  5. Step 5: Solve for x
    x = 8,943,591.11/3,338.50
  6. Step 6: Final answer
    x = 2,678.93

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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.