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Finding the Fourth Proportional to 5,768.07, 8,658.96 and 4,854.99

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Solution

The fourth proportional to 5,768.07, 8,658.96 and 4,854.99 is: 7,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,768.07 : 8,658.96 = 4,854.99 : x
  2. Step 2: Convert to fraction form
    5,768.07/8,658.96 = 4,854.99/x
  3. Step 3: Cross multiply
    5,768.07x = 8,658.96 × 4,854.99
  4. Step 4: Simplify right side
    5,768.07x = 42,039,164.21
  5. Step 5: Solve for x
    x = 42,039,164.21/5,768.07
  6. Step 6: Final answer
    x = 7,288.25

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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.