Home / 7,318.56-10,099.68-4,446.45

Finding the Fourth Proportional to 7,318.56, 10,099.68 and 4,446.45

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Solution

The fourth proportional to 7,318.56, 10,099.68 and 4,446.45 is: 6,136.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.56 : 10,099.68 = 4,446.45 : x
  2. Step 2: Convert to fraction form
    7,318.56/10,099.68 = 4,446.45/x
  3. Step 3: Cross multiply
    7,318.56x = 10,099.68 × 4,446.45
  4. Step 4: Simplify right side
    7,318.56x = 44,907,722.14
  5. Step 5: Solve for x
    x = 44,907,722.14/7,318.56
  6. Step 6: Final answer
    x = 6,136.14

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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.