Home / 5,406.85-7,461.48-3,017.05

Finding the Fourth Proportional to 5,406.85, 7,461.48 and 3,017.05

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Solution

The fourth proportional to 5,406.85, 7,461.48 and 3,017.05 is: 4,163.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.85 : 7,461.48 = 3,017.05 : x
  2. Step 2: Convert to fraction form
    5,406.85/7,461.48 = 3,017.05/x
  3. Step 3: Cross multiply
    5,406.85x = 7,461.48 × 3,017.05
  4. Step 4: Simplify right side
    5,406.85x = 22,511,650.89
  5. Step 5: Solve for x
    x = 22,511,650.89/5,406.85
  6. Step 6: Final answer
    x = 4,163.54

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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.