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Finding the Fourth Proportional to 5,632.57, 8,455.82 and 5,341.96

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Solution

The fourth proportional to 5,632.57, 8,455.82 and 5,341.96 is: 8,019.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.57 : 8,455.82 = 5,341.96 : x
  2. Step 2: Convert to fraction form
    5,632.57/8,455.82 = 5,341.96/x
  3. Step 3: Cross multiply
    5,632.57x = 8,455.82 × 5,341.96
  4. Step 4: Simplify right side
    5,632.57x = 45,170,636.07
  5. Step 5: Solve for x
    x = 45,170,636.07/5,632.57
  6. Step 6: Final answer
    x = 8,019.54

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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.