Home / 3,364.75-4,643.67-1,967.77

Finding the Fourth Proportional to 3,364.75, 4,643.67 and 1,967.77

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Solution

The fourth proportional to 3,364.75, 4,643.67 and 1,967.77 is: 2,715.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.75 : 4,643.67 = 1,967.77 : x
  2. Step 2: Convert to fraction form
    3,364.75/4,643.67 = 1,967.77/x
  3. Step 3: Cross multiply
    3,364.75x = 4,643.67 × 1,967.77
  4. Step 4: Simplify right side
    3,364.75x = 9,137,674.52
  5. Step 5: Solve for x
    x = 9,137,674.52/3,364.75
  6. Step 6: Final answer
    x = 2,715.71

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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.