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Finding the Fourth Proportional to 5,800.66, 8,002.65 and 3,786.45

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Solution

The fourth proportional to 5,800.66, 8,002.65 and 3,786.45 is: 5,223.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.66 : 8,002.65 = 3,786.45 : x
  2. Step 2: Convert to fraction form
    5,800.66/8,002.65 = 3,786.45/x
  3. Step 3: Cross multiply
    5,800.66x = 8,002.65 × 3,786.45
  4. Step 4: Simplify right side
    5,800.66x = 30,301,596.98
  5. Step 5: Solve for x
    x = 30,301,596.98/5,800.66
  6. Step 6: Final answer
    x = 5,223.82

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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.