Home / 5,472.16-7,548.80-3,703.12

Finding the Fourth Proportional to 5,472.16, 7,548.80 and 3,703.12

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Solution

The fourth proportional to 5,472.16, 7,548.80 and 3,703.12 is: 5,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.16 : 7,548.80 = 3,703.12 : x
  2. Step 2: Convert to fraction form
    5,472.16/7,548.80 = 3,703.12/x
  3. Step 3: Cross multiply
    5,472.16x = 7,548.80 × 3,703.12
  4. Step 4: Simplify right side
    5,472.16x = 27,954,112.26
  5. Step 5: Solve for x
    x = 27,954,112.26/5,472.16
  6. Step 6: Final answer
    x = 5,108.42

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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.