Home / 3,056.61-4,219.91-2,216.50

Finding the Fourth Proportional to 3,056.61, 4,219.91 and 2,216.50

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Solution

The fourth proportional to 3,056.61, 4,219.91 and 2,216.50 is: 3,060.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.61 : 4,219.91 = 2,216.50 : x
  2. Step 2: Convert to fraction form
    3,056.61/4,219.91 = 2,216.50/x
  3. Step 3: Cross multiply
    3,056.61x = 4,219.91 × 2,216.50
  4. Step 4: Simplify right side
    3,056.61x = 9,353,430.52
  5. Step 5: Solve for x
    x = 9,353,430.52/3,056.61
  6. Step 6: Final answer
    x = 3,060.07

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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.