Home / 5,313.43-7,328.07-4,476.09

Finding the Fourth Proportional to 5,313.43, 7,328.07 and 4,476.09

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Solution

The fourth proportional to 5,313.43, 7,328.07 and 4,476.09 is: 6,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.43 : 7,328.07 = 4,476.09 : x
  2. Step 2: Convert to fraction form
    5,313.43/7,328.07 = 4,476.09/x
  3. Step 3: Cross multiply
    5,313.43x = 7,328.07 × 4,476.09
  4. Step 4: Simplify right side
    5,313.43x = 32,801,128.33
  5. Step 5: Solve for x
    x = 32,801,128.33/5,313.43
  6. Step 6: Final answer
    x = 6,173.25

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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.