Home / 4,743.95-7,115.90-1,623.98

Finding the Fourth Proportional to 4,743.95, 7,115.90 and 1,623.98

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Solution

The fourth proportional to 4,743.95, 7,115.90 and 1,623.98 is: 2,435.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.95 : 7,115.90 = 1,623.98 : x
  2. Step 2: Convert to fraction form
    4,743.95/7,115.90 = 1,623.98/x
  3. Step 3: Cross multiply
    4,743.95x = 7,115.90 × 1,623.98
  4. Step 4: Simplify right side
    4,743.95x = 11,556,088.95
  5. Step 5: Solve for x
    x = 11,556,088.95/4,743.95
  6. Step 6: Final answer
    x = 2,435.97

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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.