Home / 2,401.34-3,313.26-1,353.42

Finding the Fourth Proportional to 2,401.34, 3,313.26 and 1,353.42

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Solution

The fourth proportional to 2,401.34, 3,313.26 and 1,353.42 is: 1,867.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.34 : 3,313.26 = 1,353.42 : x
  2. Step 2: Convert to fraction form
    2,401.34/3,313.26 = 1,353.42/x
  3. Step 3: Cross multiply
    2,401.34x = 3,313.26 × 1,353.42
  4. Step 4: Simplify right side
    2,401.34x = 4,484,232.35
  5. Step 5: Solve for x
    x = 4,484,232.35/2,401.34
  6. Step 6: Final answer
    x = 1,867.39

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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.