Home / 8,333.37-11,499-4,975.52

Finding the Fourth Proportional to 8,333.37, 11,499 and 4,975.52

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Solution

The fourth proportional to 8,333.37, 11,499 and 4,975.52 is: 6,865.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.37 : 11,499 = 4,975.52 : x
  2. Step 2: Convert to fraction form
    8,333.37/11,499 = 4,975.52/x
  3. Step 3: Cross multiply
    8,333.37x = 11,499 × 4,975.52
  4. Step 4: Simplify right side
    8,333.37x = 57,213,446.99
  5. Step 5: Solve for x
    x = 57,213,446.99/8,333.37
  6. Step 6: Final answer
    x = 6,865.58

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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.