Home / 5,340.94-8,011.44-1,445.38

Finding the Fourth Proportional to 5,340.94, 8,011.44 and 1,445.38

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Solution

The fourth proportional to 5,340.94, 8,011.44 and 1,445.38 is: 2,168.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.94 : 8,011.44 = 1,445.38 : x
  2. Step 2: Convert to fraction form
    5,340.94/8,011.44 = 1,445.38/x
  3. Step 3: Cross multiply
    5,340.94x = 8,011.44 × 1,445.38
  4. Step 4: Simplify right side
    5,340.94x = 11,579,555.12
  5. Step 5: Solve for x
    x = 11,579,555.12/5,340.94
  6. Step 6: Final answer
    x = 2,168.08

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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.