Home / 3,073.64-4,240.35-1,895.36

Finding the Fourth Proportional to 3,073.64, 4,240.35 and 1,895.36

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Solution

The fourth proportional to 3,073.64, 4,240.35 and 1,895.36 is: 2,614.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.64 : 4,240.35 = 1,895.36 : x
  2. Step 2: Convert to fraction form
    3,073.64/4,240.35 = 1,895.36/x
  3. Step 3: Cross multiply
    3,073.64x = 4,240.35 × 1,895.36
  4. Step 4: Simplify right side
    3,073.64x = 8,036,968.57
  5. Step 5: Solve for x
    x = 8,036,968.57/3,073.64
  6. Step 6: Final answer
    x = 2,614.81

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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.