Home / 4,747.32-6,548.22-2,977.38

Finding the Fourth Proportional to 4,747.32, 6,548.22 and 2,977.38

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Solution

The fourth proportional to 4,747.32, 6,548.22 and 2,977.38 is: 4,106.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.32 : 6,548.22 = 2,977.38 : x
  2. Step 2: Convert to fraction form
    4,747.32/6,548.22 = 2,977.38/x
  3. Step 3: Cross multiply
    4,747.32x = 6,548.22 × 2,977.38
  4. Step 4: Simplify right side
    4,747.32x = 19,496,539.26
  5. Step 5: Solve for x
    x = 19,496,539.26/4,747.32
  6. Step 6: Final answer
    x = 4,106.85

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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.