Home / 8,007.28-11,051.40-5,025.60

Finding the Fourth Proportional to 8,007.28, 11,051.40 and 5,025.60

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Solution

The fourth proportional to 8,007.28, 11,051.40 and 5,025.60 is: 6,936.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.28 : 11,051.40 = 5,025.60 : x
  2. Step 2: Convert to fraction form
    8,007.28/11,051.40 = 5,025.60/x
  3. Step 3: Cross multiply
    8,007.28x = 11,051.40 × 5,025.60
  4. Step 4: Simplify right side
    8,007.28x = 55,539,915.84
  5. Step 5: Solve for x
    x = 55,539,915.84/8,007.28
  6. Step 6: Final answer
    x = 6,936.18

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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.