Home / 4,345.89-6,519.66-1,424.37

Finding the Fourth Proportional to 4,345.89, 6,519.66 and 1,424.37

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Solution

The fourth proportional to 4,345.89, 6,519.66 and 1,424.37 is: 2,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.89 : 6,519.66 = 1,424.37 : x
  2. Step 2: Convert to fraction form
    4,345.89/6,519.66 = 1,424.37/x
  3. Step 3: Cross multiply
    4,345.89x = 6,519.66 × 1,424.37
  4. Step 4: Simplify right side
    4,345.89x = 9,286,408.11
  5. Step 5: Solve for x
    x = 9,286,408.11/4,345.89
  6. Step 6: Final answer
    x = 2,136.83

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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.