Home / 8,528.94-11,766.60-5,340.92

Finding the Fourth Proportional to 8,528.94, 11,766.60 and 5,340.92

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Solution

The fourth proportional to 8,528.94, 11,766.60 and 5,340.92 is: 7,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.94 : 11,766.60 = 5,340.92 : x
  2. Step 2: Convert to fraction form
    8,528.94/11,766.60 = 5,340.92/x
  3. Step 3: Cross multiply
    8,528.94x = 11,766.60 × 5,340.92
  4. Step 4: Simplify right side
    8,528.94x = 62,844,469.27
  5. Step 5: Solve for x
    x = 62,844,469.27/8,528.94
  6. Step 6: Final answer
    x = 7,368.38

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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.