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Finding the Fourth Proportional to 5,363.67, 8,047.13 and 3,615.69

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Solution

The fourth proportional to 5,363.67, 8,047.13 and 3,615.69 is: 5,424.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.67 : 8,047.13 = 3,615.69 : x
  2. Step 2: Convert to fraction form
    5,363.67/8,047.13 = 3,615.69/x
  3. Step 3: Cross multiply
    5,363.67x = 8,047.13 × 3,615.69
  4. Step 4: Simplify right side
    5,363.67x = 29,095,909.39
  5. Step 5: Solve for x
    x = 29,095,909.39/5,363.67
  6. Step 6: Final answer
    x = 5,424.63

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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.