Home / 3,176.87-4,766.37-1,533.20

Finding the Fourth Proportional to 3,176.87, 4,766.37 and 1,533.20

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Solution

The fourth proportional to 3,176.87, 4,766.37 and 1,533.20 is: 2,300.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.87 : 4,766.37 = 1,533.20 : x
  2. Step 2: Convert to fraction form
    3,176.87/4,766.37 = 1,533.20/x
  3. Step 3: Cross multiply
    3,176.87x = 4,766.37 × 1,533.20
  4. Step 4: Simplify right side
    3,176.87x = 7,307,813.43
  5. Step 5: Solve for x
    x = 7,307,813.43/3,176.87
  6. Step 6: Final answer
    x = 2,300.32

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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.