Home / 9,403.67-14,106.99-3,781.32

Finding the Fourth Proportional to 9,403.67, 14,106.99 and 3,781.32

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Solution

The fourth proportional to 9,403.67, 14,106.99 and 3,781.32 is: 5,672.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.67 : 14,106.99 = 3,781.32 : x
  2. Step 2: Convert to fraction form
    9,403.67/14,106.99 = 3,781.32/x
  3. Step 3: Cross multiply
    9,403.67x = 14,106.99 × 3,781.32
  4. Step 4: Simplify right side
    9,403.67x = 53,343,043.43
  5. Step 5: Solve for x
    x = 53,343,043.43/9,403.67
  6. Step 6: Final answer
    x = 5,672.58

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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.