Home / 9,943.28-14,914.56-2,547.80

Finding the Fourth Proportional to 9,943.28, 14,914.56 and 2,547.80

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Solution

The fourth proportional to 9,943.28, 14,914.56 and 2,547.80 is: 3,821.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.28 : 14,914.56 = 2,547.80 : x
  2. Step 2: Convert to fraction form
    9,943.28/14,914.56 = 2,547.80/x
  3. Step 3: Cross multiply
    9,943.28x = 14,914.56 × 2,547.80
  4. Step 4: Simplify right side
    9,943.28x = 37,999,315.97
  5. Step 5: Solve for x
    x = 37,999,315.97/9,943.28
  6. Step 6: Final answer
    x = 3,821.61

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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.