Home / 9,428.09-14,132.27-3,185.93

Finding the Fourth Proportional to 9,428.09, 14,132.27 and 3,185.93

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Solution

The fourth proportional to 9,428.09, 14,132.27 and 3,185.93 is: 4,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.09 : 14,132.27 = 3,185.93 : x
  2. Step 2: Convert to fraction form
    9,428.09/14,132.27 = 3,185.93/x
  3. Step 3: Cross multiply
    9,428.09x = 14,132.27 × 3,185.93
  4. Step 4: Simplify right side
    9,428.09x = 45,024,336.37
  5. Step 5: Solve for x
    x = 45,024,336.37/9,428.09
  6. Step 6: Final answer
    x = 4,775.55

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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.