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Finding the Fourth Proportional to 5,770.74, 8,635.04 and 5,329.70

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Solution

The fourth proportional to 5,770.74, 8,635.04 and 5,329.70 is: 7,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,770.74 : 8,635.04 = 5,329.70 : x
  2. Step 2: Convert to fraction form
    5,770.74/8,635.04 = 5,329.70/x
  3. Step 3: Cross multiply
    5,770.74x = 8,635.04 × 5,329.70
  4. Step 4: Simplify right side
    5,770.74x = 46,022,155.23
  5. Step 5: Solve for x
    x = 46,022,155.23/5,770.74
  6. Step 6: Final answer
    x = 7,975.08

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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.