Home / 5,905.98-8,855.06-2,345.76

Finding the Fourth Proportional to 5,905.98, 8,855.06 and 2,345.76

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Solution

The fourth proportional to 5,905.98, 8,855.06 and 2,345.76 is: 3,517.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.98 : 8,855.06 = 2,345.76 : x
  2. Step 2: Convert to fraction form
    5,905.98/8,855.06 = 2,345.76/x
  3. Step 3: Cross multiply
    5,905.98x = 8,855.06 × 2,345.76
  4. Step 4: Simplify right side
    5,905.98x = 20,771,833.82
  5. Step 5: Solve for x
    x = 20,771,833.82/5,905.98
  6. Step 6: Final answer
    x = 3,517.09

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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.