Home / 4,688.08-7,028.74-2,222.71

Finding the Fourth Proportional to 4,688.08, 7,028.74 and 2,222.71

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Solution

The fourth proportional to 4,688.08, 7,028.74 and 2,222.71 is: 3,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.08 : 7,028.74 = 2,222.71 : x
  2. Step 2: Convert to fraction form
    4,688.08/7,028.74 = 2,222.71/x
  3. Step 3: Cross multiply
    4,688.08x = 7,028.74 × 2,222.71
  4. Step 4: Simplify right side
    4,688.08x = 15,622,850.69
  5. Step 5: Solve for x
    x = 15,622,850.69/4,688.08
  6. Step 6: Final answer
    x = 3,332.46

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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.