Home / 5,472.82-7,551.20-3,116.26

Finding the Fourth Proportional to 5,472.82, 7,551.20 and 3,116.26

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Solution

The fourth proportional to 5,472.82, 7,551.20 and 3,116.26 is: 4,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.82 : 7,551.20 = 3,116.26 : x
  2. Step 2: Convert to fraction form
    5,472.82/7,551.20 = 3,116.26/x
  3. Step 3: Cross multiply
    5,472.82x = 7,551.20 × 3,116.26
  4. Step 4: Simplify right side
    5,472.82x = 23,531,502.51
  5. Step 5: Solve for x
    x = 23,531,502.51/5,472.82
  6. Step 6: Final answer
    x = 4,299.70

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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.