Home / 9,030.35-13,542.73-3,185.60

Finding the Fourth Proportional to 9,030.35, 13,542.73 and 3,185.60

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Solution

The fourth proportional to 9,030.35, 13,542.73 and 3,185.60 is: 4,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.35 : 13,542.73 = 3,185.60 : x
  2. Step 2: Convert to fraction form
    9,030.35/13,542.73 = 3,185.60/x
  3. Step 3: Cross multiply
    9,030.35x = 13,542.73 × 3,185.60
  4. Step 4: Simplify right side
    9,030.35x = 43,141,645.01
  5. Step 5: Solve for x
    x = 43,141,645.01/9,030.35
  6. Step 6: Final answer
    x = 4,777.40

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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.