Home / 3,246.02-4,477.92-1,919.24

Finding the Fourth Proportional to 3,246.02, 4,477.92 and 1,919.24

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Solution

The fourth proportional to 3,246.02, 4,477.92 and 1,919.24 is: 2,647.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.02 : 4,477.92 = 1,919.24 : x
  2. Step 2: Convert to fraction form
    3,246.02/4,477.92 = 1,919.24/x
  3. Step 3: Cross multiply
    3,246.02x = 4,477.92 × 1,919.24
  4. Step 4: Simplify right side
    3,246.02x = 8,594,203.18
  5. Step 5: Solve for x
    x = 8,594,203.18/3,246.02
  6. Step 6: Final answer
    x = 2,647.61

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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.