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Finding the Fourth Proportional to 6,706.25, 9,254.79 and 3,762.25

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Solution

The fourth proportional to 6,706.25, 9,254.79 and 3,762.25 is: 5,191.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,706.25 : 9,254.79 = 3,762.25 : x
  2. Step 2: Convert to fraction form
    6,706.25/9,254.79 = 3,762.25/x
  3. Step 3: Cross multiply
    6,706.25x = 9,254.79 × 3,762.25
  4. Step 4: Simplify right side
    6,706.25x = 34,818,814.87
  5. Step 5: Solve for x
    x = 34,818,814.87/6,706.25
  6. Step 6: Final answer
    x = 5,191.99

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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.