Home / 3,110.10-4,665.14-1,353.66

Finding the Fourth Proportional to 3,110.10, 4,665.14 and 1,353.66

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Solution

The fourth proportional to 3,110.10, 4,665.14 and 1,353.66 is: 2,030.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.10 : 4,665.14 = 1,353.66 : x
  2. Step 2: Convert to fraction form
    3,110.10/4,665.14 = 1,353.66/x
  3. Step 3: Cross multiply
    3,110.10x = 4,665.14 × 1,353.66
  4. Step 4: Simplify right side
    3,110.10x = 6,315,028.08
  5. Step 5: Solve for x
    x = 6,315,028.08/3,110.10
  6. Step 6: Final answer
    x = 2,030.49

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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.