Home / 3,357.13-4,619.28-3,271.27

Finding the Fourth Proportional to 3,357.13, 4,619.28 and 3,271.27

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Solution

The fourth proportional to 3,357.13, 4,619.28 and 3,271.27 is: 4,501.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.13 : 4,619.28 = 3,271.27 : x
  2. Step 2: Convert to fraction form
    3,357.13/4,619.28 = 3,271.27/x
  3. Step 3: Cross multiply
    3,357.13x = 4,619.28 × 3,271.27
  4. Step 4: Simplify right side
    3,357.13x = 15,110,912.09
  5. Step 5: Solve for x
    x = 15,110,912.09/3,357.13
  6. Step 6: Final answer
    x = 4,501.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.