Home / 3,595.30-4,961.58-2,178.94

Finding the Fourth Proportional to 3,595.30, 4,961.58 and 2,178.94

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Solution

The fourth proportional to 3,595.30, 4,961.58 and 2,178.94 is: 3,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.30 : 4,961.58 = 2,178.94 : x
  2. Step 2: Convert to fraction form
    3,595.30/4,961.58 = 2,178.94/x
  3. Step 3: Cross multiply
    3,595.30x = 4,961.58 × 2,178.94
  4. Step 4: Simplify right side
    3,595.30x = 10,810,985.13
  5. Step 5: Solve for x
    x = 10,810,985.13/3,595.30
  6. Step 6: Final answer
    x = 3,006.98

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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.