Home / 10,772.30-16,135.76-4,933.82

Finding the Fourth Proportional to 10,772.30, 16,135.76 and 4,933.82

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Solution

The fourth proportional to 10,772.30, 16,135.76 and 4,933.82 is: 7,390.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.30 : 16,135.76 = 4,933.82 : x
  2. Step 2: Convert to fraction form
    10,772.30/16,135.76 = 4,933.82/x
  3. Step 3: Cross multiply
    10,772.30x = 16,135.76 × 4,933.82
  4. Step 4: Simplify right side
    10,772.30x = 79,610,935.40
  5. Step 5: Solve for x
    x = 79,610,935.40/10,772.30
  6. Step 6: Final answer
    x = 7,390.34

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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.