Home / 7,299.81-10,072.56-4,314.54

Finding the Fourth Proportional to 7,299.81, 10,072.56 and 4,314.54

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Solution

The fourth proportional to 7,299.81, 10,072.56 and 4,314.54 is: 5,953.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.81 : 10,072.56 = 4,314.54 : x
  2. Step 2: Convert to fraction form
    7,299.81/10,072.56 = 4,314.54/x
  3. Step 3: Cross multiply
    7,299.81x = 10,072.56 × 4,314.54
  4. Step 4: Simplify right side
    7,299.81x = 43,458,463.02
  5. Step 5: Solve for x
    x = 43,458,463.02/7,299.81
  6. Step 6: Final answer
    x = 5,953.37

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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.