Home / 10,195.40-15,273.60-6,892.28

Finding the Fourth Proportional to 10,195.40, 15,273.60 and 6,892.28

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Solution

The fourth proportional to 10,195.40, 15,273.60 and 6,892.28 is: 10,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.40 : 15,273.60 = 6,892.28 : x
  2. Step 2: Convert to fraction form
    10,195.40/15,273.60 = 6,892.28/x
  3. Step 3: Cross multiply
    10,195.40x = 15,273.60 × 6,892.28
  4. Step 4: Simplify right side
    10,195.40x = 105,269,927.81
  5. Step 5: Solve for x
    x = 105,269,927.81/10,195.40
  6. Step 6: Final answer
    x = 10,325.24

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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.