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Finding the Fourth Proportional to 9,903.07, 14,860.07 and 4,058.31

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Solution

The fourth proportional to 9,903.07, 14,860.07 and 4,058.31 is: 6,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,903.07 : 14,860.07 = 4,058.31 : x
  2. Step 2: Convert to fraction form
    9,903.07/14,860.07 = 4,058.31/x
  3. Step 3: Cross multiply
    9,903.07x = 14,860.07 × 4,058.31
  4. Step 4: Simplify right side
    9,903.07x = 60,306,770.68
  5. Step 5: Solve for x
    x = 60,306,770.68/9,903.07
  6. Step 6: Final answer
    x = 6,089.70

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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.