Home / 3,410.84-5,117.51-1,436.96

Finding the Fourth Proportional to 3,410.84, 5,117.51 and 1,436.96

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Solution

The fourth proportional to 3,410.84, 5,117.51 and 1,436.96 is: 2,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.84 : 5,117.51 = 1,436.96 : x
  2. Step 2: Convert to fraction form
    3,410.84/5,117.51 = 1,436.96/x
  3. Step 3: Cross multiply
    3,410.84x = 5,117.51 × 1,436.96
  4. Step 4: Simplify right side
    3,410.84x = 7,353,649.98
  5. Step 5: Solve for x
    x = 7,353,649.98/3,410.84
  6. Step 6: Final answer
    x = 2,155.96

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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.