Home / 5,289.85-7,300.43-2,932.75

Finding the Fourth Proportional to 5,289.85, 7,300.43 and 2,932.75

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Solution

The fourth proportional to 5,289.85, 7,300.43 and 2,932.75 is: 4,047.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.85 : 7,300.43 = 2,932.75 : x
  2. Step 2: Convert to fraction form
    5,289.85/7,300.43 = 2,932.75/x
  3. Step 3: Cross multiply
    5,289.85x = 7,300.43 × 2,932.75
  4. Step 4: Simplify right side
    5,289.85x = 21,410,336.08
  5. Step 5: Solve for x
    x = 21,410,336.08/5,289.85
  6. Step 6: Final answer
    x = 4,047.44

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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.