Home / 9,968.73-14,958.90-4,421.85

Finding the Fourth Proportional to 9,968.73, 14,958.90 and 4,421.85

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Solution

The fourth proportional to 9,968.73, 14,958.90 and 4,421.85 is: 6,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.73 : 14,958.90 = 4,421.85 : x
  2. Step 2: Convert to fraction form
    9,968.73/14,958.90 = 4,421.85/x
  3. Step 3: Cross multiply
    9,968.73x = 14,958.90 × 4,421.85
  4. Step 4: Simplify right side
    9,968.73x = 66,146,011.97
  5. Step 5: Solve for x
    x = 66,146,011.97/9,968.73
  6. Step 6: Final answer
    x = 6,635.35

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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.