Home / 8,084.94-12,123.06-4,754.34

Finding the Fourth Proportional to 8,084.94, 12,123.06 and 4,754.34

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Solution

The fourth proportional to 8,084.94, 12,123.06 and 4,754.34 is: 7,128.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.94 : 12,123.06 = 4,754.34 : x
  2. Step 2: Convert to fraction form
    8,084.94/12,123.06 = 4,754.34/x
  3. Step 3: Cross multiply
    8,084.94x = 12,123.06 × 4,754.34
  4. Step 4: Simplify right side
    8,084.94x = 57,637,149.08
  5. Step 5: Solve for x
    x = 57,637,149.08/8,084.94
  6. Step 6: Final answer
    x = 7,128.95

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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.