Home / 9,399.86-14,099.75-4,202.09

Finding the Fourth Proportional to 9,399.86, 14,099.75 and 4,202.09

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Solution

The fourth proportional to 9,399.86, 14,099.75 and 4,202.09 is: 6,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.86 : 14,099.75 = 4,202.09 : x
  2. Step 2: Convert to fraction form
    9,399.86/14,099.75 = 4,202.09/x
  3. Step 3: Cross multiply
    9,399.86x = 14,099.75 × 4,202.09
  4. Step 4: Simplify right side
    9,399.86x = 59,248,326.97
  5. Step 5: Solve for x
    x = 59,248,326.97/9,399.86
  6. Step 6: Final answer
    x = 6,303.11

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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.