Home / 9,447.99-14,150.39-4,521.09

Finding the Fourth Proportional to 9,447.99, 14,150.39 and 4,521.09

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Solution

The fourth proportional to 9,447.99, 14,150.39 and 4,521.09 is: 6,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.99 : 14,150.39 = 4,521.09 : x
  2. Step 2: Convert to fraction form
    9,447.99/14,150.39 = 4,521.09/x
  3. Step 3: Cross multiply
    9,447.99x = 14,150.39 × 4,521.09
  4. Step 4: Simplify right side
    9,447.99x = 63,975,164.12
  5. Step 5: Solve for x
    x = 63,975,164.12/9,447.99
  6. Step 6: Final answer
    x = 6,771.30

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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.