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Finding the Fourth Proportional to 5,766.12, 7,958.58 and 3,377.22

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Solution

The fourth proportional to 5,766.12, 7,958.58 and 3,377.22 is: 4,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.12 : 7,958.58 = 3,377.22 : x
  2. Step 2: Convert to fraction form
    5,766.12/7,958.58 = 3,377.22/x
  3. Step 3: Cross multiply
    5,766.12x = 7,958.58 × 3,377.22
  4. Step 4: Simplify right side
    5,766.12x = 26,877,875.55
  5. Step 5: Solve for x
    x = 26,877,875.55/5,766.12
  6. Step 6: Final answer
    x = 4,661.35

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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.