Home / 5,427.47-8,131.91-2,964.02

Finding the Fourth Proportional to 5,427.47, 8,131.91 and 2,964.02

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Solution

The fourth proportional to 5,427.47, 8,131.91 and 2,964.02 is: 4,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.47 : 8,131.91 = 2,964.02 : x
  2. Step 2: Convert to fraction form
    5,427.47/8,131.91 = 2,964.02/x
  3. Step 3: Cross multiply
    5,427.47x = 8,131.91 × 2,964.02
  4. Step 4: Simplify right side
    5,427.47x = 24,103,088.40
  5. Step 5: Solve for x
    x = 24,103,088.40/5,427.47
  6. Step 6: Final answer
    x = 4,440.94

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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.