Home / 9,930.09-14,898.26-4,089.45

Finding the Fourth Proportional to 9,930.09, 14,898.26 and 4,089.45

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Solution

The fourth proportional to 9,930.09, 14,898.26 and 4,089.45 is: 6,135.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.09 : 14,898.26 = 4,089.45 : x
  2. Step 2: Convert to fraction form
    9,930.09/14,898.26 = 4,089.45/x
  3. Step 3: Cross multiply
    9,930.09x = 14,898.26 × 4,089.45
  4. Step 4: Simplify right side
    9,930.09x = 60,925,668.91
  5. Step 5: Solve for x
    x = 60,925,668.91/9,930.09
  6. Step 6: Final answer
    x = 6,135.46

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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.