Home / 3,014.98-4,529.40-2,139.66

Finding the Fourth Proportional to 3,014.98, 4,529.40 and 2,139.66

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Solution

The fourth proportional to 3,014.98, 4,529.40 and 2,139.66 is: 3,214.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.98 : 4,529.40 = 2,139.66 : x
  2. Step 2: Convert to fraction form
    3,014.98/4,529.40 = 2,139.66/x
  3. Step 3: Cross multiply
    3,014.98x = 4,529.40 × 2,139.66
  4. Step 4: Simplify right side
    3,014.98x = 9,691,376.00
  5. Step 5: Solve for x
    x = 9,691,376.00/3,014.98
  6. Step 6: Final answer
    x = 3,214.41

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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.