Home / 3,083.08-4,627.36-1,440.55

Finding the Fourth Proportional to 3,083.08, 4,627.36 and 1,440.55

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Solution

The fourth proportional to 3,083.08, 4,627.36 and 1,440.55 is: 2,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.08 : 4,627.36 = 1,440.55 : x
  2. Step 2: Convert to fraction form
    3,083.08/4,627.36 = 1,440.55/x
  3. Step 3: Cross multiply
    3,083.08x = 4,627.36 × 1,440.55
  4. Step 4: Simplify right side
    3,083.08x = 6,665,943.45
  5. Step 5: Solve for x
    x = 6,665,943.45/3,083.08
  6. Step 6: Final answer
    x = 2,162.11

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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.