Home / 6,852.40-9,456.48-3,868.29

Finding the Fourth Proportional to 6,852.40, 9,456.48 and 3,868.29

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Solution

The fourth proportional to 6,852.40, 9,456.48 and 3,868.29 is: 5,338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852.40 : 9,456.48 = 3,868.29 : x
  2. Step 2: Convert to fraction form
    6,852.40/9,456.48 = 3,868.29/x
  3. Step 3: Cross multiply
    6,852.40x = 9,456.48 × 3,868.29
  4. Step 4: Simplify right side
    6,852.40x = 36,580,407.02
  5. Step 5: Solve for x
    x = 36,580,407.02/6,852.40
  6. Step 6: Final answer
    x = 5,338.34

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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.