Home / 7,403.90-11,101.80-3,016.40

Finding the Fourth Proportional to 7,403.90, 11,101.80 and 3,016.40

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Solution

The fourth proportional to 7,403.90, 11,101.80 and 3,016.40 is: 4,522.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.90 : 11,101.80 = 3,016.40 : x
  2. Step 2: Convert to fraction form
    7,403.90/11,101.80 = 3,016.40/x
  3. Step 3: Cross multiply
    7,403.90x = 11,101.80 × 3,016.40
  4. Step 4: Simplify right side
    7,403.90x = 33,487,469.52
  5. Step 5: Solve for x
    x = 33,487,469.52/7,403.90
  6. Step 6: Final answer
    x = 4,522.95

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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.