Home / 9,189.60-13,784.40-6,273.60

Finding the Fourth Proportional to 9,189.60, 13,784.40 and 6,273.60

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Solution

The fourth proportional to 9,189.60, 13,784.40 and 6,273.60 is: 9,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.60 : 13,784.40 = 6,273.60 : x
  2. Step 2: Convert to fraction form
    9,189.60/13,784.40 = 6,273.60/x
  3. Step 3: Cross multiply
    9,189.60x = 13,784.40 × 6,273.60
  4. Step 4: Simplify right side
    9,189.60x = 86,477,811.84
  5. Step 5: Solve for x
    x = 86,477,811.84/9,189.60
  6. Step 6: Final answer
    x = 9,410.40

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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.