Home / 10,571.12-14,554.94-8,974.46

Finding the Fourth Proportional to 10,571.12, 14,554.94 and 8,974.46

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Solution

The fourth proportional to 10,571.12, 14,554.94 and 8,974.46 is: 12,356.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.12 : 14,554.94 = 8,974.46 : x
  2. Step 2: Convert to fraction form
    10,571.12/14,554.94 = 8,974.46/x
  3. Step 3: Cross multiply
    10,571.12x = 14,554.94 × 8,974.46
  4. Step 4: Simplify right side
    10,571.12x = 130,622,676.49
  5. Step 5: Solve for x
    x = 130,622,676.49/10,571.12
  6. Step 6: Final answer
    x = 12,356.57

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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.