Home / 9,486.35-14,231.31-3,642.51

Finding the Fourth Proportional to 9,486.35, 14,231.31 and 3,642.51

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Solution

The fourth proportional to 9,486.35, 14,231.31 and 3,642.51 is: 5,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.35 : 14,231.31 = 3,642.51 : x
  2. Step 2: Convert to fraction form
    9,486.35/14,231.31 = 3,642.51/x
  3. Step 3: Cross multiply
    9,486.35x = 14,231.31 × 3,642.51
  4. Step 4: Simplify right side
    9,486.35x = 51,837,688.99
  5. Step 5: Solve for x
    x = 51,837,688.99/9,486.35
  6. Step 6: Final answer
    x = 5,464.45

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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.