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Finding the Fourth Proportional to 3,085.98, 4,626.91 and 1,699.98

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Solution

The fourth proportional to 3,085.98, 4,626.91 and 1,699.98 is: 2,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.98 : 4,626.91 = 1,699.98 : x
  2. Step 2: Convert to fraction form
    3,085.98/4,626.91 = 1,699.98/x
  3. Step 3: Cross multiply
    3,085.98x = 4,626.91 × 1,699.98
  4. Step 4: Simplify right side
    3,085.98x = 7,865,654.46
  5. Step 5: Solve for x
    x = 7,865,654.46/3,085.98
  6. Step 6: Final answer
    x = 2,548.84

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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.