Home / 8,912.02-13,392.27-4,754.97

Finding the Fourth Proportional to 8,912.02, 13,392.27 and 4,754.97

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Solution

The fourth proportional to 8,912.02, 13,392.27 and 4,754.97 is: 7,145.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912.02 : 13,392.27 = 4,754.97 : x
  2. Step 2: Convert to fraction form
    8,912.02/13,392.27 = 4,754.97/x
  3. Step 3: Cross multiply
    8,912.02x = 13,392.27 × 4,754.97
  4. Step 4: Simplify right side
    8,912.02x = 63,679,790.77
  5. Step 5: Solve for x
    x = 63,679,790.77/8,912.02
  6. Step 6: Final answer
    x = 7,145.38

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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.