Home / 2,423.64-3,344.58-1,375.68

Finding the Fourth Proportional to 2,423.64, 3,344.58 and 1,375.68

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Solution

The fourth proportional to 2,423.64, 3,344.58 and 1,375.68 is: 1,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.64 : 3,344.58 = 1,375.68 : x
  2. Step 2: Convert to fraction form
    2,423.64/3,344.58 = 1,375.68/x
  3. Step 3: Cross multiply
    2,423.64x = 3,344.58 × 1,375.68
  4. Step 4: Simplify right side
    2,423.64x = 4,601,071.81
  5. Step 5: Solve for x
    x = 4,601,071.81/2,423.64
  6. Step 6: Final answer
    x = 1,898.41

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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.