Home / 10,299.38-14,213.16-5,583.67

Finding the Fourth Proportional to 10,299.38, 14,213.16 and 5,583.67

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Solution

The fourth proportional to 10,299.38, 14,213.16 and 5,583.67 is: 7,705.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.38 : 14,213.16 = 5,583.67 : x
  2. Step 2: Convert to fraction form
    10,299.38/14,213.16 = 5,583.67/x
  3. Step 3: Cross multiply
    10,299.38x = 14,213.16 × 5,583.67
  4. Step 4: Simplify right side
    10,299.38x = 79,361,496.11
  5. Step 5: Solve for x
    x = 79,361,496.11/10,299.38
  6. Step 6: Final answer
    x = 7,705.47

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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.