Home / 7,315.61-10,974.47-2,384.03

Finding the Fourth Proportional to 7,315.61, 10,974.47 and 2,384.03

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Solution

The fourth proportional to 7,315.61, 10,974.47 and 2,384.03 is: 3,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.61 : 10,974.47 = 2,384.03 : x
  2. Step 2: Convert to fraction form
    7,315.61/10,974.47 = 2,384.03/x
  3. Step 3: Cross multiply
    7,315.61x = 10,974.47 × 2,384.03
  4. Step 4: Simplify right side
    7,315.61x = 26,163,398.92
  5. Step 5: Solve for x
    x = 26,163,398.92/7,315.61
  6. Step 6: Final answer
    x = 3,576.38

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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.