Home / 5,608.10-7,730.07-4,485.44

Finding the Fourth Proportional to 5,608.10, 7,730.07 and 4,485.44

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Solution

The fourth proportional to 5,608.10, 7,730.07 and 4,485.44 is: 6,182.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.10 : 7,730.07 = 4,485.44 : x
  2. Step 2: Convert to fraction form
    5,608.10/7,730.07 = 4,485.44/x
  3. Step 3: Cross multiply
    5,608.10x = 7,730.07 × 4,485.44
  4. Step 4: Simplify right side
    5,608.10x = 34,672,765.18
  5. Step 5: Solve for x
    x = 34,672,765.18/5,608.10
  6. Step 6: Final answer
    x = 6,182.62

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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.