Home / 6,852.21-9,456.08-3,708.40

Finding the Fourth Proportional to 6,852.21, 9,456.08 and 3,708.40

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Solution

The fourth proportional to 6,852.21, 9,456.08 and 3,708.40 is: 5,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852.21 : 9,456.08 = 3,708.40 : x
  2. Step 2: Convert to fraction form
    6,852.21/9,456.08 = 3,708.40/x
  3. Step 3: Cross multiply
    6,852.21x = 9,456.08 × 3,708.40
  4. Step 4: Simplify right side
    6,852.21x = 35,066,902.62
  5. Step 5: Solve for x
    x = 35,066,902.62/6,852.21
  6. Step 6: Final answer
    x = 5,117.60

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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.