Home / 8,005.98-12,010.76-2,459.81

Finding the Fourth Proportional to 8,005.98, 12,010.76 and 2,459.81

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Solution

The fourth proportional to 8,005.98, 12,010.76 and 2,459.81 is: 3,690.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.98 : 12,010.76 = 2,459.81 : x
  2. Step 2: Convert to fraction form
    8,005.98/12,010.76 = 2,459.81/x
  3. Step 3: Cross multiply
    8,005.98x = 12,010.76 × 2,459.81
  4. Step 4: Simplify right side
    8,005.98x = 29,544,115.20
  5. Step 5: Solve for x
    x = 29,544,115.20/8,005.98
  6. Step 6: Final answer
    x = 3,690.26

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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.