Home / 7,482.49-11,223.83-3,585.98

Finding the Fourth Proportional to 7,482.49, 11,223.83 and 3,585.98

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Solution

The fourth proportional to 7,482.49, 11,223.83 and 3,585.98 is: 5,379.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.49 : 11,223.83 = 3,585.98 : x
  2. Step 2: Convert to fraction form
    7,482.49/11,223.83 = 3,585.98/x
  3. Step 3: Cross multiply
    7,482.49x = 11,223.83 × 3,585.98
  4. Step 4: Simplify right side
    7,482.49x = 40,248,440.03
  5. Step 5: Solve for x
    x = 40,248,440.03/7,482.49
  6. Step 6: Final answer
    x = 5,379.02

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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.