Home / 2,423.23-3,343.62-1,427.97

Finding the Fourth Proportional to 2,423.23, 3,343.62 and 1,427.97

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Solution

The fourth proportional to 2,423.23, 3,343.62 and 1,427.97 is: 1,970.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.23 : 3,343.62 = 1,427.97 : x
  2. Step 2: Convert to fraction form
    2,423.23/3,343.62 = 1,427.97/x
  3. Step 3: Cross multiply
    2,423.23x = 3,343.62 × 1,427.97
  4. Step 4: Simplify right side
    2,423.23x = 4,774,589.05
  5. Step 5: Solve for x
    x = 4,774,589.05/2,423.23
  6. Step 6: Final answer
    x = 1,970.34

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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.