Home / 5,548.77-7,655.31-3,560.22

Finding the Fourth Proportional to 5,548.77, 7,655.31 and 3,560.22

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Solution

The fourth proportional to 5,548.77, 7,655.31 and 3,560.22 is: 4,911.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.77 : 7,655.31 = 3,560.22 : x
  2. Step 2: Convert to fraction form
    5,548.77/7,655.31 = 3,560.22/x
  3. Step 3: Cross multiply
    5,548.77x = 7,655.31 × 3,560.22
  4. Step 4: Simplify right side
    5,548.77x = 27,254,587.77
  5. Step 5: Solve for x
    x = 27,254,587.77/5,548.77
  6. Step 6: Final answer
    x = 4,911.83

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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.