Home / 3,020.32-4,167-1,693.84

Finding the Fourth Proportional to 3,020.32, 4,167 and 1,693.84

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Solution

The fourth proportional to 3,020.32, 4,167 and 1,693.84 is: 2,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.32 : 4,167 = 1,693.84 : x
  2. Step 2: Convert to fraction form
    3,020.32/4,167 = 1,693.84/x
  3. Step 3: Cross multiply
    3,020.32x = 4,167 × 1,693.84
  4. Step 4: Simplify right side
    3,020.32x = 7,058,231.28
  5. Step 5: Solve for x
    x = 7,058,231.28/3,020.32
  6. Step 6: Final answer
    x = 2,336.92

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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.