Home / 9,969.28-13,757.40-5,492.93

Finding the Fourth Proportional to 9,969.28, 13,757.40 and 5,492.93

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Solution

The fourth proportional to 9,969.28, 13,757.40 and 5,492.93 is: 7,580.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.28 : 13,757.40 = 5,492.93 : x
  2. Step 2: Convert to fraction form
    9,969.28/13,757.40 = 5,492.93/x
  3. Step 3: Cross multiply
    9,969.28x = 13,757.40 × 5,492.93
  4. Step 4: Simplify right side
    9,969.28x = 75,568,366.40
  5. Step 5: Solve for x
    x = 75,568,366.40/9,969.28
  6. Step 6: Final answer
    x = 7,580.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.