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Finding the Fourth Proportional to 4,552.68, 6,829.43 and 1,955.01

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Solution

The fourth proportional to 4,552.68, 6,829.43 and 1,955.01 is: 2,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.68 : 6,829.43 = 1,955.01 : x
  2. Step 2: Convert to fraction form
    4,552.68/6,829.43 = 1,955.01/x
  3. Step 3: Cross multiply
    4,552.68x = 6,829.43 × 1,955.01
  4. Step 4: Simplify right side
    4,552.68x = 13,351,603.94
  5. Step 5: Solve for x
    x = 13,351,603.94/4,552.68
  6. Step 6: Final answer
    x = 2,932.69

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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.