Home / 10,431.24-14,396.49-5,953.98

Finding the Fourth Proportional to 10,431.24, 14,396.49 and 5,953.98

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Solution

The fourth proportional to 10,431.24, 14,396.49 and 5,953.98 is: 8,217.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.24 : 14,396.49 = 5,953.98 : x
  2. Step 2: Convert to fraction form
    10,431.24/14,396.49 = 5,953.98/x
  3. Step 3: Cross multiply
    10,431.24x = 14,396.49 × 5,953.98
  4. Step 4: Simplify right side
    10,431.24x = 85,716,413.53
  5. Step 5: Solve for x
    x = 85,716,413.53/10,431.24
  6. Step 6: Final answer
    x = 8,217.28

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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.