Home / 8,022.71-11,071.67-4,485.92

Finding the Fourth Proportional to 8,022.71, 11,071.67 and 4,485.92

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Solution

The fourth proportional to 8,022.71, 11,071.67 and 4,485.92 is: 6,190.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.71 : 11,071.67 = 4,485.92 : x
  2. Step 2: Convert to fraction form
    8,022.71/11,071.67 = 4,485.92/x
  3. Step 3: Cross multiply
    8,022.71x = 11,071.67 × 4,485.92
  4. Step 4: Simplify right side
    8,022.71x = 49,666,548.10
  5. Step 5: Solve for x
    x = 49,666,548.10/8,022.71
  6. Step 6: Final answer
    x = 6,190.75

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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.