Home / 8,140.59-11,232.54-4,783.54

Finding the Fourth Proportional to 8,140.59, 11,232.54 and 4,783.54

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Solution

The fourth proportional to 8,140.59, 11,232.54 and 4,783.54 is: 6,600.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,140.59 : 11,232.54 = 4,783.54 : x
  2. Step 2: Convert to fraction form
    8,140.59/11,232.54 = 4,783.54/x
  3. Step 3: Cross multiply
    8,140.59x = 11,232.54 × 4,783.54
  4. Step 4: Simplify right side
    8,140.59x = 53,731,304.39
  5. Step 5: Solve for x
    x = 53,731,304.39/8,140.59
  6. Step 6: Final answer
    x = 6,600.42

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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.