Home / 5,513.56-7,606.80-3,525.28

Finding the Fourth Proportional to 5,513.56, 7,606.80 and 3,525.28

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Solution

The fourth proportional to 5,513.56, 7,606.80 and 3,525.28 is: 4,863.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.56 : 7,606.80 = 3,525.28 : x
  2. Step 2: Convert to fraction form
    5,513.56/7,606.80 = 3,525.28/x
  3. Step 3: Cross multiply
    5,513.56x = 7,606.80 × 3,525.28
  4. Step 4: Simplify right side
    5,513.56x = 26,816,099.90
  5. Step 5: Solve for x
    x = 26,816,099.90/5,513.56
  6. Step 6: Final answer
    x = 4,863.66

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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.