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Finding the Fourth Proportional to 5,453.92, 7,526.46 and 2,969.92

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Solution

The fourth proportional to 5,453.92, 7,526.46 and 2,969.92 is: 4,098.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.92 : 7,526.46 = 2,969.92 : x
  2. Step 2: Convert to fraction form
    5,453.92/7,526.46 = 2,969.92/x
  3. Step 3: Cross multiply
    5,453.92x = 7,526.46 × 2,969.92
  4. Step 4: Simplify right side
    5,453.92x = 22,352,984.08
  5. Step 5: Solve for x
    x = 22,352,984.08/5,453.92
  6. Step 6: Final answer
    x = 4,098.52

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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.