Home / 5,476.80-7,548.48-3,707.76

Finding the Fourth Proportional to 5,476.80, 7,548.48 and 3,707.76

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Solution

The fourth proportional to 5,476.80, 7,548.48 and 3,707.76 is: 5,110.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.80 : 7,548.48 = 3,707.76 : x
  2. Step 2: Convert to fraction form
    5,476.80/7,548.48 = 3,707.76/x
  3. Step 3: Cross multiply
    5,476.80x = 7,548.48 × 3,707.76
  4. Step 4: Simplify right side
    5,476.80x = 27,987,952.20
  5. Step 5: Solve for x
    x = 27,987,952.20/5,476.80
  6. Step 6: Final answer
    x = 5,110.27

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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.