Home / 9,981.00-14,968.95-2,959.38

Finding the Fourth Proportional to 9,981.00, 14,968.95 and 2,959.38

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Solution

The fourth proportional to 9,981.00, 14,968.95 and 2,959.38 is: 4,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981.00 : 14,968.95 = 2,959.38 : x
  2. Step 2: Convert to fraction form
    9,981.00/14,968.95 = 2,959.38/x
  3. Step 3: Cross multiply
    9,981.00x = 14,968.95 × 2,959.38
  4. Step 4: Simplify right side
    9,981.00x = 44,298,755.12
  5. Step 5: Solve for x
    x = 44,298,755.12/9,981.00
  6. Step 6: Final answer
    x = 4,438.31

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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.