Home / 4,807.41-7,211.07-2,615.64

Finding the Fourth Proportional to 4,807.41, 7,211.07 and 2,615.64

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Solution

The fourth proportional to 4,807.41, 7,211.07 and 2,615.64 is: 3,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.41 : 7,211.07 = 2,615.64 : x
  2. Step 2: Convert to fraction form
    4,807.41/7,211.07 = 2,615.64/x
  3. Step 3: Cross multiply
    4,807.41x = 7,211.07 × 2,615.64
  4. Step 4: Simplify right side
    4,807.41x = 18,861,563.13
  5. Step 5: Solve for x
    x = 18,861,563.13/4,807.41
  6. Step 6: Final answer
    x = 3,923.44

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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.