Home / 2,392.46-3,302.64-1,397.36

Finding the Fourth Proportional to 2,392.46, 3,302.64 and 1,397.36

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Solution

The fourth proportional to 2,392.46, 3,302.64 and 1,397.36 is: 1,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.46 : 3,302.64 = 1,397.36 : x
  2. Step 2: Convert to fraction form
    2,392.46/3,302.64 = 1,397.36/x
  3. Step 3: Cross multiply
    2,392.46x = 3,302.64 × 1,397.36
  4. Step 4: Simplify right side
    2,392.46x = 4,614,977.03
  5. Step 5: Solve for x
    x = 4,614,977.03/2,392.46
  6. Step 6: Final answer
    x = 1,928.97

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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.