Home / 3,263.47-4,897.43-1,315.82

Finding the Fourth Proportional to 3,263.47, 4,897.43 and 1,315.82

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Solution

The fourth proportional to 3,263.47, 4,897.43 and 1,315.82 is: 1,974.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.47 : 4,897.43 = 1,315.82 : x
  2. Step 2: Convert to fraction form
    3,263.47/4,897.43 = 1,315.82/x
  3. Step 3: Cross multiply
    3,263.47x = 4,897.43 × 1,315.82
  4. Step 4: Simplify right side
    3,263.47x = 6,444,136.34
  5. Step 5: Solve for x
    x = 6,444,136.34/3,263.47
  6. Step 6: Final answer
    x = 1,974.63

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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.