Home / 6,568.40-9,852.60-5,272.40

Finding the Fourth Proportional to 6,568.40, 9,852.60 and 5,272.40

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Solution

The fourth proportional to 6,568.40, 9,852.60 and 5,272.40 is: 7,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,568.40 : 9,852.60 = 5,272.40 : x
  2. Step 2: Convert to fraction form
    6,568.40/9,852.60 = 5,272.40/x
  3. Step 3: Cross multiply
    6,568.40x = 9,852.60 × 5,272.40
  4. Step 4: Simplify right side
    6,568.40x = 51,946,848.24
  5. Step 5: Solve for x
    x = 51,946,848.24/6,568.40
  6. Step 6: Final answer
    x = 7,908.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.