Home / 11,895.02-17,829.65-7,738.00

Finding the Fourth Proportional to 11,895.02, 17,829.65 and 7,738.00

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Solution

The fourth proportional to 11,895.02, 17,829.65 and 7,738.00 is: 11,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.02 : 17,829.65 = 7,738.00 : x
  2. Step 2: Convert to fraction form
    11,895.02/17,829.65 = 7,738.00/x
  3. Step 3: Cross multiply
    11,895.02x = 17,829.65 × 7,738.00
  4. Step 4: Simplify right side
    11,895.02x = 137,965,806.47
  5. Step 5: Solve for x
    x = 137,965,806.47/11,895.02
  6. Step 6: Final answer
    x = 11,598.62

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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.