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Finding the Fourth Proportional to 2,965.93, 4,445.80 and 1,323.63

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Solution

The fourth proportional to 2,965.93, 4,445.80 and 1,323.63 is: 1,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.93 : 4,445.80 = 1,323.63 : x
  2. Step 2: Convert to fraction form
    2,965.93/4,445.80 = 1,323.63/x
  3. Step 3: Cross multiply
    2,965.93x = 4,445.80 × 1,323.63
  4. Step 4: Simplify right side
    2,965.93x = 5,884,590.94
  5. Step 5: Solve for x
    x = 5,884,590.94/2,965.93
  6. Step 6: Final answer
    x = 1,984.06

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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.