Home / 6,813.33-9,402.65-4,125.41

Finding the Fourth Proportional to 6,813.33, 9,402.65 and 4,125.41

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Solution

The fourth proportional to 6,813.33, 9,402.65 and 4,125.41 is: 5,693.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.33 : 9,402.65 = 4,125.41 : x
  2. Step 2: Convert to fraction form
    6,813.33/9,402.65 = 4,125.41/x
  3. Step 3: Cross multiply
    6,813.33x = 9,402.65 × 4,125.41
  4. Step 4: Simplify right side
    6,813.33x = 38,789,786.34
  5. Step 5: Solve for x
    x = 38,789,786.34/6,813.33
  6. Step 6: Final answer
    x = 5,693.22

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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.