Home / 2,423.21-3,343.16-1,374.67

Finding the Fourth Proportional to 2,423.21, 3,343.16 and 1,374.67

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Solution

The fourth proportional to 2,423.21, 3,343.16 and 1,374.67 is: 1,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.21 : 3,343.16 = 1,374.67 : x
  2. Step 2: Convert to fraction form
    2,423.21/3,343.16 = 1,374.67/x
  3. Step 3: Cross multiply
    2,423.21x = 3,343.16 × 1,374.67
  4. Step 4: Simplify right side
    2,423.21x = 4,595,718.17
  5. Step 5: Solve for x
    x = 4,595,718.17/2,423.21
  6. Step 6: Final answer
    x = 1,896.54

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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.