Home / 3,485.68-5,228.66-1,537.44

Finding the Fourth Proportional to 3,485.68, 5,228.66 and 1,537.44

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Solution

The fourth proportional to 3,485.68, 5,228.66 and 1,537.44 is: 2,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.68 : 5,228.66 = 1,537.44 : x
  2. Step 2: Convert to fraction form
    3,485.68/5,228.66 = 1,537.44/x
  3. Step 3: Cross multiply
    3,485.68x = 5,228.66 × 1,537.44
  4. Step 4: Simplify right side
    3,485.68x = 8,038,751.03
  5. Step 5: Solve for x
    x = 8,038,751.03/3,485.68
  6. Step 6: Final answer
    x = 2,306.22

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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.