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Finding the Fourth Proportional to 2,430.93, 3,646.45 and 950.09

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Solution

The fourth proportional to 2,430.93, 3,646.45 and 950.09 is: 1,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.93 : 3,646.45 = 950.09 : x
  2. Step 2: Convert to fraction form
    2,430.93/3,646.45 = 950.09/x
  3. Step 3: Cross multiply
    2,430.93x = 3,646.45 × 950.09
  4. Step 4: Simplify right side
    2,430.93x = 3,464,445.57
  5. Step 5: Solve for x
    x = 3,464,445.57/2,430.93
  6. Step 6: Final answer
    x = 1,425.15

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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.