Home / 2,002.06-3,014.77-1,485.70

Finding the Fourth Proportional to 2,002.06, 3,014.77 and 1,485.70

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Solution

The fourth proportional to 2,002.06, 3,014.77 and 1,485.70 is: 2,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.06 : 3,014.77 = 1,485.70 : x
  2. Step 2: Convert to fraction form
    2,002.06/3,014.77 = 1,485.70/x
  3. Step 3: Cross multiply
    2,002.06x = 3,014.77 × 1,485.70
  4. Step 4: Simplify right side
    2,002.06x = 4,479,043.79
  5. Step 5: Solve for x
    x = 4,479,043.79/2,002.06
  6. Step 6: Final answer
    x = 2,237.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.