Home / 4,688.94-7,029.36-2,222.50

Finding the Fourth Proportional to 4,688.94, 7,029.36 and 2,222.50

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Solution

The fourth proportional to 4,688.94, 7,029.36 and 2,222.50 is: 3,331.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.94 : 7,029.36 = 2,222.50 : x
  2. Step 2: Convert to fraction form
    4,688.94/7,029.36 = 2,222.50/x
  3. Step 3: Cross multiply
    4,688.94x = 7,029.36 × 2,222.50
  4. Step 4: Simplify right side
    4,688.94x = 15,622,752.60
  5. Step 5: Solve for x
    x = 15,622,752.60/4,688.94
  6. Step 6: Final answer
    x = 3,331.83

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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.