Home / 9,486.47-14,230.39-3,643.08

Finding the Fourth Proportional to 9,486.47, 14,230.39 and 3,643.08

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Solution

The fourth proportional to 9,486.47, 14,230.39 and 3,643.08 is: 5,464.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.47 : 14,230.39 = 3,643.08 : x
  2. Step 2: Convert to fraction form
    9,486.47/14,230.39 = 3,643.08/x
  3. Step 3: Cross multiply
    9,486.47x = 14,230.39 × 3,643.08
  4. Step 4: Simplify right side
    9,486.47x = 51,842,449.20
  5. Step 5: Solve for x
    x = 51,842,449.20/9,486.47
  6. Step 6: Final answer
    x = 5,464.88

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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.