Home / 7,623.63-11,433.56-5,173.65

Finding the Fourth Proportional to 7,623.63, 11,433.56 and 5,173.65

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Solution

The fourth proportional to 7,623.63, 11,433.56 and 5,173.65 is: 7,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.63 : 11,433.56 = 5,173.65 : x
  2. Step 2: Convert to fraction form
    7,623.63/11,433.56 = 5,173.65/x
  3. Step 3: Cross multiply
    7,623.63x = 11,433.56 × 5,173.65
  4. Step 4: Simplify right side
    7,623.63x = 59,153,211.83
  5. Step 5: Solve for x
    x = 59,153,211.83/7,623.63
  6. Step 6: Final answer
    x = 7,759.19

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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.