Home / 9,477.25-14,215.70-3,930.59

Finding the Fourth Proportional to 9,477.25, 14,215.70 and 3,930.59

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Solution

The fourth proportional to 9,477.25, 14,215.70 and 3,930.59 is: 5,895.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477.25 : 14,215.70 = 3,930.59 : x
  2. Step 2: Convert to fraction form
    9,477.25/14,215.70 = 3,930.59/x
  3. Step 3: Cross multiply
    9,477.25x = 14,215.70 × 3,930.59
  4. Step 4: Simplify right side
    9,477.25x = 55,876,133.63
  5. Step 5: Solve for x
    x = 55,876,133.63/9,477.25
  6. Step 6: Final answer
    x = 5,895.82

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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.