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Finding the Fourth Proportional to 5,295.85, 7,307.22 and 3,199.98

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Solution

The fourth proportional to 5,295.85, 7,307.22 and 3,199.98 is: 4,415.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,295.85 : 7,307.22 = 3,199.98 : x
  2. Step 2: Convert to fraction form
    5,295.85/7,307.22 = 3,199.98/x
  3. Step 3: Cross multiply
    5,295.85x = 7,307.22 × 3,199.98
  4. Step 4: Simplify right side
    5,295.85x = 23,382,957.86
  5. Step 5: Solve for x
    x = 23,382,957.86/5,295.85
  6. Step 6: Final answer
    x = 4,415.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.