Home / 3,014.70-4,156.00-2,216.61

Finding the Fourth Proportional to 3,014.70, 4,156.00 and 2,216.61

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Solution

The fourth proportional to 3,014.70, 4,156.00 and 2,216.61 is: 3,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.70 : 4,156.00 = 2,216.61 : x
  2. Step 2: Convert to fraction form
    3,014.70/4,156.00 = 2,216.61/x
  3. Step 3: Cross multiply
    3,014.70x = 4,156.00 × 2,216.61
  4. Step 4: Simplify right side
    3,014.70x = 9,212,225.62
  5. Step 5: Solve for x
    x = 9,212,225.62/3,014.70
  6. Step 6: Final answer
    x = 3,055.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.