Home / 7,491.04-11,236.47-1,943.89

Finding the Fourth Proportional to 7,491.04, 11,236.47 and 1,943.89

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Solution

The fourth proportional to 7,491.04, 11,236.47 and 1,943.89 is: 2,915.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.04 : 11,236.47 = 1,943.89 : x
  2. Step 2: Convert to fraction form
    7,491.04/11,236.47 = 1,943.89/x
  3. Step 3: Cross multiply
    7,491.04x = 11,236.47 × 1,943.89
  4. Step 4: Simplify right side
    7,491.04x = 21,842,461.67
  5. Step 5: Solve for x
    x = 21,842,461.67/7,491.04
  6. Step 6: Final answer
    x = 2,915.81

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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.