Home / 5,475.98-8,214.87-1,777.43

Finding the Fourth Proportional to 5,475.98, 8,214.87 and 1,777.43

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Solution

The fourth proportional to 5,475.98, 8,214.87 and 1,777.43 is: 2,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.98 : 8,214.87 = 1,777.43 : x
  2. Step 2: Convert to fraction form
    5,475.98/8,214.87 = 1,777.43/x
  3. Step 3: Cross multiply
    5,475.98x = 8,214.87 × 1,777.43
  4. Step 4: Simplify right side
    5,475.98x = 14,601,315.31
  5. Step 5: Solve for x
    x = 14,601,315.31/5,475.98
  6. Step 6: Final answer
    x = 2,666.43

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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.