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Finding the Fourth Proportional to 4,775.94, 7,150.95 and 4,483.67

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Solution

The fourth proportional to 4,775.94, 7,150.95 and 4,483.67 is: 6,713.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.94 : 7,150.95 = 4,483.67 : x
  2. Step 2: Convert to fraction form
    4,775.94/7,150.95 = 4,483.67/x
  3. Step 3: Cross multiply
    4,775.94x = 7,150.95 × 4,483.67
  4. Step 4: Simplify right side
    4,775.94x = 32,062,464.23
  5. Step 5: Solve for x
    x = 32,062,464.23/4,775.94
  6. Step 6: Final answer
    x = 6,713.33

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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.