Home / 3,378.12-5,063.64-1,895.16

Finding the Fourth Proportional to 3,378.12, 5,063.64 and 1,895.16

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Solution

The fourth proportional to 3,378.12, 5,063.64 and 1,895.16 is: 2,840.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.12 : 5,063.64 = 1,895.16 : x
  2. Step 2: Convert to fraction form
    3,378.12/5,063.64 = 1,895.16/x
  3. Step 3: Cross multiply
    3,378.12x = 5,063.64 × 1,895.16
  4. Step 4: Simplify right side
    3,378.12x = 9,596,407.98
  5. Step 5: Solve for x
    x = 9,596,407.98/3,378.12
  6. Step 6: Final answer
    x = 2,840.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.