Home / 9,766.02-13,477.06-5,289.78

Finding the Fourth Proportional to 9,766.02, 13,477.06 and 5,289.78

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Solution

The fourth proportional to 9,766.02, 13,477.06 and 5,289.78 is: 7,299.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.02 : 13,477.06 = 5,289.78 : x
  2. Step 2: Convert to fraction form
    9,766.02/13,477.06 = 5,289.78/x
  3. Step 3: Cross multiply
    9,766.02x = 13,477.06 × 5,289.78
  4. Step 4: Simplify right side
    9,766.02x = 71,290,682.45
  5. Step 5: Solve for x
    x = 71,290,682.45/9,766.02
  6. Step 6: Final answer
    x = 7,299.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.