Home / 10,740.21-16,091.27-4,486.47

Finding the Fourth Proportional to 10,740.21, 16,091.27 and 4,486.47

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Solution

The fourth proportional to 10,740.21, 16,091.27 and 4,486.47 is: 6,721.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.21 : 16,091.27 = 4,486.47 : x
  2. Step 2: Convert to fraction form
    10,740.21/16,091.27 = 4,486.47/x
  3. Step 3: Cross multiply
    10,740.21x = 16,091.27 × 4,486.47
  4. Step 4: Simplify right side
    10,740.21x = 72,192,977.68
  5. Step 5: Solve for x
    x = 72,192,977.68/10,740.21
  6. Step 6: Final answer
    x = 6,721.75

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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.