Home / 5,476.44-8,212.92-1,777.98

Finding the Fourth Proportional to 5,476.44, 8,212.92 and 1,777.98

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Solution

The fourth proportional to 5,476.44, 8,212.92 and 1,777.98 is: 2,666.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.44 : 8,212.92 = 1,777.98 : x
  2. Step 2: Convert to fraction form
    5,476.44/8,212.92 = 1,777.98/x
  3. Step 3: Cross multiply
    5,476.44x = 8,212.92 × 1,777.98
  4. Step 4: Simplify right side
    5,476.44x = 14,602,407.50
  5. Step 5: Solve for x
    x = 14,602,407.50/5,476.44
  6. Step 6: Final answer
    x = 2,666.41

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1.5x scale

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.