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Finding the Fourth Proportional to 3,095.94, 4,272.48 and 1,836.98

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Solution

The fourth proportional to 3,095.94, 4,272.48 and 1,836.98 is: 2,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.94 : 4,272.48 = 1,836.98 : x
  2. Step 2: Convert to fraction form
    3,095.94/4,272.48 = 1,836.98/x
  3. Step 3: Cross multiply
    3,095.94x = 4,272.48 × 1,836.98
  4. Step 4: Simplify right side
    3,095.94x = 7,848,460.31
  5. Step 5: Solve for x
    x = 7,848,460.31/3,095.94
  6. Step 6: Final answer
    x = 2,535.08

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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.