Home / 9,428.09-14,140.30-2,852.73

Finding the Fourth Proportional to 9,428.09, 14,140.30 and 2,852.73

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Solution

The fourth proportional to 9,428.09, 14,140.30 and 2,852.73 is: 4,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.09 : 14,140.30 = 2,852.73 : x
  2. Step 2: Convert to fraction form
    9,428.09/14,140.30 = 2,852.73/x
  3. Step 3: Cross multiply
    9,428.09x = 14,140.30 × 2,852.73
  4. Step 4: Simplify right side
    9,428.09x = 40,338,458.02
  5. Step 5: Solve for x
    x = 40,338,458.02/9,428.09
  6. Step 6: Final answer
    x = 4,278.54

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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.