Home / 2,683.02-4,023.17-1,220.92

Finding the Fourth Proportional to 2,683.02, 4,023.17 and 1,220.92

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Solution

The fourth proportional to 2,683.02, 4,023.17 and 1,220.92 is: 1,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.02 : 4,023.17 = 1,220.92 : x
  2. Step 2: Convert to fraction form
    2,683.02/4,023.17 = 1,220.92/x
  3. Step 3: Cross multiply
    2,683.02x = 4,023.17 × 1,220.92
  4. Step 4: Simplify right side
    2,683.02x = 4,911,968.72
  5. Step 5: Solve for x
    x = 4,911,968.72/2,683.02
  6. Step 6: Final answer
    x = 1,830.76

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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.