Home / 9,185.18-13,777.71-4,435.79

Finding the Fourth Proportional to 9,185.18, 13,777.71 and 4,435.79

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Solution

The fourth proportional to 9,185.18, 13,777.71 and 4,435.79 is: 6,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.18 : 13,777.71 = 4,435.79 : x
  2. Step 2: Convert to fraction form
    9,185.18/13,777.71 = 4,435.79/x
  3. Step 3: Cross multiply
    9,185.18x = 13,777.71 × 4,435.79
  4. Step 4: Simplify right side
    9,185.18x = 61,115,028.24
  5. Step 5: Solve for x
    x = 61,115,028.24/9,185.18
  6. Step 6: Final answer
    x = 6,653.66

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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.