Home / 11,756.16-17,630.13-3,435.99

Finding the Fourth Proportional to 11,756.16, 17,630.13 and 3,435.99

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Solution

The fourth proportional to 11,756.16, 17,630.13 and 3,435.99 is: 5,152.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.16 : 17,630.13 = 3,435.99 : x
  2. Step 2: Convert to fraction form
    11,756.16/17,630.13 = 3,435.99/x
  3. Step 3: Cross multiply
    11,756.16x = 17,630.13 × 3,435.99
  4. Step 4: Simplify right side
    11,756.16x = 60,576,950.38
  5. Step 5: Solve for x
    x = 60,576,950.38/11,756.16
  6. Step 6: Final answer
    x = 5,152.78

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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.