Home / 6,510.15-9,765.62-1,830.54

Finding the Fourth Proportional to 6,510.15, 9,765.62 and 1,830.54

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Solution

The fourth proportional to 6,510.15, 9,765.62 and 1,830.54 is: 2,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.15 : 9,765.62 = 1,830.54 : x
  2. Step 2: Convert to fraction form
    6,510.15/9,765.62 = 1,830.54/x
  3. Step 3: Cross multiply
    6,510.15x = 9,765.62 × 1,830.54
  4. Step 4: Simplify right side
    6,510.15x = 17,876,348.88
  5. Step 5: Solve for x
    x = 17,876,348.88/6,510.15
  6. Step 6: Final answer
    x = 2,745.92

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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.