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Finding the Fourth Proportional to 4,643.52, 6,965.25 and 1,133.54

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Solution

The fourth proportional to 4,643.52, 6,965.25 and 1,133.54 is: 1,700.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.52 : 6,965.25 = 1,133.54 : x
  2. Step 2: Convert to fraction form
    4,643.52/6,965.25 = 1,133.54/x
  3. Step 3: Cross multiply
    4,643.52x = 6,965.25 × 1,133.54
  4. Step 4: Simplify right side
    4,643.52x = 7,895,403.75
  5. Step 5: Solve for x
    x = 7,895,403.75/4,643.52
  6. Step 6: Final answer
    x = 1,700.31

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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.