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Finding the Fourth Proportional to 9,950.08, 14,924.96 and 4,478.08

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Solution

The fourth proportional to 9,950.08, 14,924.96 and 4,478.08 is: 6,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,950.08 : 14,924.96 = 4,478.08 : x
  2. Step 2: Convert to fraction form
    9,950.08/14,924.96 = 4,478.08/x
  3. Step 3: Cross multiply
    9,950.08x = 14,924.96 × 4,478.08
  4. Step 4: Simplify right side
    9,950.08x = 66,835,164.88
  5. Step 5: Solve for x
    x = 66,835,164.88/9,950.08
  6. Step 6: Final answer
    x = 6,717.05

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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.