Home / 10,190.00-15,285.45-2,794.29

Finding the Fourth Proportional to 10,190.00, 15,285.45 and 2,794.29

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Solution

The fourth proportional to 10,190.00, 15,285.45 and 2,794.29 is: 4,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.00 : 15,285.45 = 2,794.29 : x
  2. Step 2: Convert to fraction form
    10,190.00/15,285.45 = 2,794.29/x
  3. Step 3: Cross multiply
    10,190.00x = 15,285.45 × 2,794.29
  4. Step 4: Simplify right side
    10,190.00x = 42,711,980.08
  5. Step 5: Solve for x
    x = 42,711,980.08/10,190.00
  6. Step 6: Final answer
    x = 4,191.56

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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.