Home / 10,678.58-16,010.97-4,442.89

Finding the Fourth Proportional to 10,678.58, 16,010.97 and 4,442.89

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Solution

The fourth proportional to 10,678.58, 16,010.97 and 4,442.89 is: 6,661.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678.58 : 16,010.97 = 4,442.89 : x
  2. Step 2: Convert to fraction form
    10,678.58/16,010.97 = 4,442.89/x
  3. Step 3: Cross multiply
    10,678.58x = 16,010.97 × 4,442.89
  4. Step 4: Simplify right side
    10,678.58x = 71,134,978.50
  5. Step 5: Solve for x
    x = 71,134,978.50/10,678.58
  6. Step 6: Final answer
    x = 6,661.46

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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.