Home / 3,166.40-4,749.60-1,706.24

Finding the Fourth Proportional to 3,166.40, 4,749.60 and 1,706.24

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Solution

The fourth proportional to 3,166.40, 4,749.60 and 1,706.24 is: 2,559.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.40 : 4,749.60 = 1,706.24 : x
  2. Step 2: Convert to fraction form
    3,166.40/4,749.60 = 1,706.24/x
  3. Step 3: Cross multiply
    3,166.40x = 4,749.60 × 1,706.24
  4. Step 4: Simplify right side
    3,166.40x = 8,103,957.50
  5. Step 5: Solve for x
    x = 8,103,957.50/3,166.40
  6. Step 6: Final answer
    x = 2,559.36

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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.