Home / 4,847.47-7,271.19-3,203.65

Finding the Fourth Proportional to 4,847.47, 7,271.19 and 3,203.65

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Solution

The fourth proportional to 4,847.47, 7,271.19 and 3,203.65 is: 4,805.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.47 : 7,271.19 = 3,203.65 : x
  2. Step 2: Convert to fraction form
    4,847.47/7,271.19 = 3,203.65/x
  3. Step 3: Cross multiply
    4,847.47x = 7,271.19 × 3,203.65
  4. Step 4: Simplify right side
    4,847.47x = 23,294,347.84
  5. Step 5: Solve for x
    x = 23,294,347.84/4,847.47
  6. Step 6: Final answer
    x = 4,805.47

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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.