Home / 8,830.68-12,186.35-4,851.73

Finding the Fourth Proportional to 8,830.68, 12,186.35 and 4,851.73

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Solution

The fourth proportional to 8,830.68, 12,186.35 and 4,851.73 is: 6,695.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.68 : 12,186.35 = 4,851.73 : x
  2. Step 2: Convert to fraction form
    8,830.68/12,186.35 = 4,851.73/x
  3. Step 3: Cross multiply
    8,830.68x = 12,186.35 × 4,851.73
  4. Step 4: Simplify right side
    8,830.68x = 59,124,879.89
  5. Step 5: Solve for x
    x = 59,124,879.89/8,830.68
  6. Step 6: Final answer
    x = 6,695.39

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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.