Home / 5,340.37-8,011.69-1,829.44

Finding the Fourth Proportional to 5,340.37, 8,011.69 and 1,829.44

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Solution

The fourth proportional to 5,340.37, 8,011.69 and 1,829.44 is: 2,744.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.37 : 8,011.69 = 1,829.44 : x
  2. Step 2: Convert to fraction form
    5,340.37/8,011.69 = 1,829.44/x
  3. Step 3: Cross multiply
    5,340.37x = 8,011.69 × 1,829.44
  4. Step 4: Simplify right side
    5,340.37x = 14,656,873.39
  5. Step 5: Solve for x
    x = 14,656,873.39/5,340.37
  6. Step 6: Final answer
    x = 2,744.54

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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.