Home / 2,423.03-3,343.28-1,427.63

Finding the Fourth Proportional to 2,423.03, 3,343.28 and 1,427.63

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Solution

The fourth proportional to 2,423.03, 3,343.28 and 1,427.63 is: 1,969.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.03 : 3,343.28 = 1,427.63 : x
  2. Step 2: Convert to fraction form
    2,423.03/3,343.28 = 1,427.63/x
  3. Step 3: Cross multiply
    2,423.03x = 3,343.28 × 1,427.63
  4. Step 4: Simplify right side
    2,423.03x = 4,772,942.97
  5. Step 5: Solve for x
    x = 4,772,942.97/2,423.03
  6. Step 6: Final answer
    x = 1,969.83

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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.