Home / 5,771.10-8,656.84-1,822.40

Finding the Fourth Proportional to 5,771.10, 8,656.84 and 1,822.40

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Solution

The fourth proportional to 5,771.10, 8,656.84 and 1,822.40 is: 2,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.10 : 8,656.84 = 1,822.40 : x
  2. Step 2: Convert to fraction form
    5,771.10/8,656.84 = 1,822.40/x
  3. Step 3: Cross multiply
    5,771.10x = 8,656.84 × 1,822.40
  4. Step 4: Simplify right side
    5,771.10x = 15,776,225.22
  5. Step 5: Solve for x
    x = 15,776,225.22/5,771.10
  6. Step 6: Final answer
    x = 2,733.66

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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.