Home / 6,969.28-10,453.92-2,585.56

Finding the Fourth Proportional to 6,969.28, 10,453.92 and 2,585.56

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Solution

The fourth proportional to 6,969.28, 10,453.92 and 2,585.56 is: 3,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.28 : 10,453.92 = 2,585.56 : x
  2. Step 2: Convert to fraction form
    6,969.28/10,453.92 = 2,585.56/x
  3. Step 3: Cross multiply
    6,969.28x = 10,453.92 × 2,585.56
  4. Step 4: Simplify right side
    6,969.28x = 27,029,237.40
  5. Step 5: Solve for x
    x = 27,029,237.40/6,969.28
  6. Step 6: Final answer
    x = 3,878.34

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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.