Home / 5,777.10-7,968.96-3,507.66

Finding the Fourth Proportional to 5,777.10, 7,968.96 and 3,507.66

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Solution

The fourth proportional to 5,777.10, 7,968.96 and 3,507.66 is: 4,838.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.10 : 7,968.96 = 3,507.66 : x
  2. Step 2: Convert to fraction form
    5,777.10/7,968.96 = 3,507.66/x
  3. Step 3: Cross multiply
    5,777.10x = 7,968.96 × 3,507.66
  4. Step 4: Simplify right side
    5,777.10x = 27,952,402.23
  5. Step 5: Solve for x
    x = 27,952,402.23/5,777.10
  6. Step 6: Final answer
    x = 4,838.48

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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.