Home / 9,273.40-13,900.74-4,078.36

Finding the Fourth Proportional to 9,273.40, 13,900.74 and 4,078.36

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Solution

The fourth proportional to 9,273.40, 13,900.74 and 4,078.36 is: 6,113.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.40 : 13,900.74 = 4,078.36 : x
  2. Step 2: Convert to fraction form
    9,273.40/13,900.74 = 4,078.36/x
  3. Step 3: Cross multiply
    9,273.40x = 13,900.74 × 4,078.36
  4. Step 4: Simplify right side
    9,273.40x = 56,692,221.99
  5. Step 5: Solve for x
    x = 56,692,221.99/9,273.40
  6. Step 6: Final answer
    x = 6,113.42

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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.