Home / 5,926.47-8,172.41-5,089.95

Finding the Fourth Proportional to 5,926.47, 8,172.41 and 5,089.95

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Solution

The fourth proportional to 5,926.47, 8,172.41 and 5,089.95 is: 7,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926.47 : 8,172.41 = 5,089.95 : x
  2. Step 2: Convert to fraction form
    5,926.47/8,172.41 = 5,089.95/x
  3. Step 3: Cross multiply
    5,926.47x = 8,172.41 × 5,089.95
  4. Step 4: Simplify right side
    5,926.47x = 41,597,132.83
  5. Step 5: Solve for x
    x = 41,597,132.83/5,926.47
  6. Step 6: Final answer
    x = 7,018.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.