Home / 12,311.04-18,482.91-5,741.82

Finding the Fourth Proportional to 12,311.04, 18,482.91 and 5,741.82

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Solution

The fourth proportional to 12,311.04, 18,482.91 and 5,741.82 is: 8,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311.04 : 18,482.91 = 5,741.82 : x
  2. Step 2: Convert to fraction form
    12,311.04/18,482.91 = 5,741.82/x
  3. Step 3: Cross multiply
    12,311.04x = 18,482.91 × 5,741.82
  4. Step 4: Simplify right side
    12,311.04x = 106,125,542.30
  5. Step 5: Solve for x
    x = 106,125,542.30/12,311.04
  6. Step 6: Final answer
    x = 8,620.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.