Home / 9,890.35-14,840.37-4,625.71

Finding the Fourth Proportional to 9,890.35, 14,840.37 and 4,625.71

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Solution

The fourth proportional to 9,890.35, 14,840.37 and 4,625.71 is: 6,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.35 : 14,840.37 = 4,625.71 : x
  2. Step 2: Convert to fraction form
    9,890.35/14,840.37 = 4,625.71/x
  3. Step 3: Cross multiply
    9,890.35x = 14,840.37 × 4,625.71
  4. Step 4: Simplify right side
    9,890.35x = 68,647,210.81
  5. Step 5: Solve for x
    x = 68,647,210.81/9,890.35
  6. Step 6: Final answer
    x = 6,940.83

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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.