Home / 9,958.39-14,934.14-4,415.61

Finding the Fourth Proportional to 9,958.39, 14,934.14 and 4,415.61

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Solution

The fourth proportional to 9,958.39, 14,934.14 and 4,415.61 is: 6,621.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958.39 : 14,934.14 = 4,415.61 : x
  2. Step 2: Convert to fraction form
    9,958.39/14,934.14 = 4,415.61/x
  3. Step 3: Cross multiply
    9,958.39x = 14,934.14 × 4,415.61
  4. Step 4: Simplify right side
    9,958.39x = 65,943,388.41
  5. Step 5: Solve for x
    x = 65,943,388.41/9,958.39
  6. Step 6: Final answer
    x = 6,621.89

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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.