Home / 6,271.28-8,653.44-3,476.80

Finding the Fourth Proportional to 6,271.28, 8,653.44 and 3,476.80

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Solution

The fourth proportional to 6,271.28, 8,653.44 and 3,476.80 is: 4,797.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.28 : 8,653.44 = 3,476.80 : x
  2. Step 2: Convert to fraction form
    6,271.28/8,653.44 = 3,476.80/x
  3. Step 3: Cross multiply
    6,271.28x = 8,653.44 × 3,476.80
  4. Step 4: Simplify right side
    6,271.28x = 30,086,280.19
  5. Step 5: Solve for x
    x = 30,086,280.19/6,271.28
  6. Step 6: Final answer
    x = 4,797.47

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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.