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Finding the Fourth Proportional to 10,573.41, 15,860.81 and 3,552.87

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Solution

The fourth proportional to 10,573.41, 15,860.81 and 3,552.87 is: 5,329.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,573.41 : 15,860.81 = 3,552.87 : x
  2. Step 2: Convert to fraction form
    10,573.41/15,860.81 = 3,552.87/x
  3. Step 3: Cross multiply
    10,573.41x = 15,860.81 × 3,552.87
  4. Step 4: Simplify right side
    10,573.41x = 56,351,396.02
  5. Step 5: Solve for x
    x = 56,351,396.02/10,573.41
  6. Step 6: Final answer
    x = 5,329.54

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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.