Home / 9,453.75-13,045.67-5,203.99

Finding the Fourth Proportional to 9,453.75, 13,045.67 and 5,203.99

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Solution

The fourth proportional to 9,453.75, 13,045.67 and 5,203.99 is: 7,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.75 : 13,045.67 = 5,203.99 : x
  2. Step 2: Convert to fraction form
    9,453.75/13,045.67 = 5,203.99/x
  3. Step 3: Cross multiply
    9,453.75x = 13,045.67 × 5,203.99
  4. Step 4: Simplify right side
    9,453.75x = 67,889,516.62
  5. Step 5: Solve for x
    x = 67,889,516.62/9,453.75
  6. Step 6: Final answer
    x = 7,181.22

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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.