Home / 5,064.82-6,989.64-3,177.34

Finding the Fourth Proportional to 5,064.82, 6,989.64 and 3,177.34

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Solution

The fourth proportional to 5,064.82, 6,989.64 and 3,177.34 is: 4,384.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.82 : 6,989.64 = 3,177.34 : x
  2. Step 2: Convert to fraction form
    5,064.82/6,989.64 = 3,177.34/x
  3. Step 3: Cross multiply
    5,064.82x = 6,989.64 × 3,177.34
  4. Step 4: Simplify right side
    5,064.82x = 22,208,462.76
  5. Step 5: Solve for x
    x = 22,208,462.76/5,064.82
  6. Step 6: Final answer
    x = 4,384.85

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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.