Home / 3,100.06-4,650.59-1,019.46

Finding the Fourth Proportional to 3,100.06, 4,650.59 and 1,019.46

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Solution

The fourth proportional to 3,100.06, 4,650.59 and 1,019.46 is: 1,529.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.06 : 4,650.59 = 1,019.46 : x
  2. Step 2: Convert to fraction form
    3,100.06/4,650.59 = 1,019.46/x
  3. Step 3: Cross multiply
    3,100.06x = 4,650.59 × 1,019.46
  4. Step 4: Simplify right side
    3,100.06x = 4,741,090.48
  5. Step 5: Solve for x
    x = 4,741,090.48/3,100.06
  6. Step 6: Final answer
    x = 1,529.35

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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.