Home / 9,299.80-12,838.26-7,303.96

Finding the Fourth Proportional to 9,299.80, 12,838.26 and 7,303.96

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Solution

The fourth proportional to 9,299.80, 12,838.26 and 7,303.96 is: 10,083.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.80 : 12,838.26 = 7,303.96 : x
  2. Step 2: Convert to fraction form
    9,299.80/12,838.26 = 7,303.96/x
  3. Step 3: Cross multiply
    9,299.80x = 12,838.26 × 7,303.96
  4. Step 4: Simplify right side
    9,299.80x = 93,770,137.51
  5. Step 5: Solve for x
    x = 93,770,137.51/9,299.80
  6. Step 6: Final answer
    x = 10,083.03

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1.5x scale

Why These Related Problems?

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