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Finding the Fourth Proportional to 1,899.07, 2,846.53 and 973.33

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Solution

The fourth proportional to 1,899.07, 2,846.53 and 973.33 is: 1,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.07 : 2,846.53 = 973.33 : x
  2. Step 2: Convert to fraction form
    1,899.07/2,846.53 = 973.33/x
  3. Step 3: Cross multiply
    1,899.07x = 2,846.53 × 973.33
  4. Step 4: Simplify right side
    1,899.07x = 2,770,613.04
  5. Step 5: Solve for x
    x = 2,770,613.04/1,899.07
  6. Step 6: Final answer
    x = 1,458.93

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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.