Home / 3,460.29-5,193.39-1,381.76

Finding the Fourth Proportional to 3,460.29, 5,193.39 and 1,381.76

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Solution

The fourth proportional to 3,460.29, 5,193.39 and 1,381.76 is: 2,073.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.29 : 5,193.39 = 1,381.76 : x
  2. Step 2: Convert to fraction form
    3,460.29/5,193.39 = 1,381.76/x
  3. Step 3: Cross multiply
    3,460.29x = 5,193.39 × 1,381.76
  4. Step 4: Simplify right side
    3,460.29x = 7,176,013.37
  5. Step 5: Solve for x
    x = 7,176,013.37/3,460.29
  6. Step 6: Final answer
    x = 2,073.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.