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Finding the Fourth Proportional to 5,783.50, 7,979.24 and 3,265.30

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Solution

The fourth proportional to 5,783.50, 7,979.24 and 3,265.30 is: 4,504.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.50 : 7,979.24 = 3,265.30 : x
  2. Step 2: Convert to fraction form
    5,783.50/7,979.24 = 3,265.30/x
  3. Step 3: Cross multiply
    5,783.50x = 7,979.24 × 3,265.30
  4. Step 4: Simplify right side
    5,783.50x = 26,054,612.37
  5. Step 5: Solve for x
    x = 26,054,612.37/5,783.50
  6. Step 6: Final answer
    x = 4,504.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.