Home / 3,087.49-4,626.59-1,853.56

Finding the Fourth Proportional to 3,087.49, 4,626.59 and 1,853.56

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Solution

The fourth proportional to 3,087.49, 4,626.59 and 1,853.56 is: 2,777.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.49 : 4,626.59 = 1,853.56 : x
  2. Step 2: Convert to fraction form
    3,087.49/4,626.59 = 1,853.56/x
  3. Step 3: Cross multiply
    3,087.49x = 4,626.59 × 1,853.56
  4. Step 4: Simplify right side
    3,087.49x = 8,575,639.03
  5. Step 5: Solve for x
    x = 8,575,639.03/3,087.49
  6. Step 6: Final answer
    x = 2,777.54

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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.