Home / 7,693.64-11,533.54-2,762.12

Finding the Fourth Proportional to 7,693.64, 11,533.54 and 2,762.12

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Solution

The fourth proportional to 7,693.64, 11,533.54 and 2,762.12 is: 4,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,693.64 : 11,533.54 = 2,762.12 : x
  2. Step 2: Convert to fraction form
    7,693.64/11,533.54 = 2,762.12/x
  3. Step 3: Cross multiply
    7,693.64x = 11,533.54 × 2,762.12
  4. Step 4: Simplify right side
    7,693.64x = 31,857,021.50
  5. Step 5: Solve for x
    x = 31,857,021.50/7,693.64
  6. Step 6: Final answer
    x = 4,140.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.