Home / 10,794.40-16,191.60-5,610.40

Finding the Fourth Proportional to 10,794.40, 16,191.60 and 5,610.40

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Solution

The fourth proportional to 10,794.40, 16,191.60 and 5,610.40 is: 8,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,794.40 : 16,191.60 = 5,610.40 : x
  2. Step 2: Convert to fraction form
    10,794.40/16,191.60 = 5,610.40/x
  3. Step 3: Cross multiply
    10,794.40x = 16,191.60 × 5,610.40
  4. Step 4: Simplify right side
    10,794.40x = 90,841,352.64
  5. Step 5: Solve for x
    x = 90,841,352.64/10,794.40
  6. Step 6: Final answer
    x = 8,415.60

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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.