Home / 10,299.46-14,213.25-5,583.70

Finding the Fourth Proportional to 10,299.46, 14,213.25 and 5,583.70

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Solution

The fourth proportional to 10,299.46, 14,213.25 and 5,583.70 is: 7,705.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.46 : 14,213.25 = 5,583.70 : x
  2. Step 2: Convert to fraction form
    10,299.46/14,213.25 = 5,583.70/x
  3. Step 3: Cross multiply
    10,299.46x = 14,213.25 × 5,583.70
  4. Step 4: Simplify right side
    10,299.46x = 79,362,524.03
  5. Step 5: Solve for x
    x = 79,362,524.03/10,299.46
  6. Step 6: Final answer
    x = 7,705.50

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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.