Home / 4,149.02-6,222.86-1,683.74

Finding the Fourth Proportional to 4,149.02, 6,222.86 and 1,683.74

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Solution

The fourth proportional to 4,149.02, 6,222.86 and 1,683.74 is: 2,525.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.02 : 6,222.86 = 1,683.74 : x
  2. Step 2: Convert to fraction form
    4,149.02/6,222.86 = 1,683.74/x
  3. Step 3: Cross multiply
    4,149.02x = 6,222.86 × 1,683.74
  4. Step 4: Simplify right side
    4,149.02x = 10,477,669.88
  5. Step 5: Solve for x
    x = 10,477,669.88/4,149.02
  6. Step 6: Final answer
    x = 2,525.34

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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.