Home / 4,156.64-5,737.11-2,830.88

Finding the Fourth Proportional to 4,156.64, 5,737.11 and 2,830.88

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Solution

The fourth proportional to 4,156.64, 5,737.11 and 2,830.88 is: 3,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.64 : 5,737.11 = 2,830.88 : x
  2. Step 2: Convert to fraction form
    4,156.64/5,737.11 = 2,830.88/x
  3. Step 3: Cross multiply
    4,156.64x = 5,737.11 × 2,830.88
  4. Step 4: Simplify right side
    4,156.64x = 16,241,030.66
  5. Step 5: Solve for x
    x = 16,241,030.66/4,156.64
  6. Step 6: Final answer
    x = 3,907.25

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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.