Home / 8,283.76-11,434-4,928.94

Finding the Fourth Proportional to 8,283.76, 11,434 and 4,928.94

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Solution

The fourth proportional to 8,283.76, 11,434 and 4,928.94 is: 6,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.76 : 11,434 = 4,928.94 : x
  2. Step 2: Convert to fraction form
    8,283.76/11,434 = 4,928.94/x
  3. Step 3: Cross multiply
    8,283.76x = 11,434 × 4,928.94
  4. Step 4: Simplify right side
    8,283.76x = 56,357,499.96
  5. Step 5: Solve for x
    x = 56,357,499.96/8,283.76
  6. Step 6: Final answer
    x = 6,803.37

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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.