Home / 3,554.70-5,334.50-1,246.20

Finding the Fourth Proportional to 3,554.70, 5,334.50 and 1,246.20

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Solution

The fourth proportional to 3,554.70, 5,334.50 and 1,246.20 is: 1,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.70 : 5,334.50 = 1,246.20 : x
  2. Step 2: Convert to fraction form
    3,554.70/5,334.50 = 1,246.20/x
  3. Step 3: Cross multiply
    3,554.70x = 5,334.50 × 1,246.20
  4. Step 4: Simplify right side
    3,554.70x = 6,647,853.90
  5. Step 5: Solve for x
    x = 6,647,853.90/3,554.70
  6. Step 6: Final answer
    x = 1,870.16

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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.