Home / 9,930.37-14,890.84-5,771.58

Finding the Fourth Proportional to 9,930.37, 14,890.84 and 5,771.58

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Solution

The fourth proportional to 9,930.37, 14,890.84 and 5,771.58 is: 8,654.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.37 : 14,890.84 = 5,771.58 : x
  2. Step 2: Convert to fraction form
    9,930.37/14,890.84 = 5,771.58/x
  3. Step 3: Cross multiply
    9,930.37x = 14,890.84 × 5,771.58
  4. Step 4: Simplify right side
    9,930.37x = 85,943,674.33
  5. Step 5: Solve for x
    x = 85,943,674.33/9,930.37
  6. Step 6: Final answer
    x = 8,654.63

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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.