Home / 4,345.45-6,519.08-1,423.98

Finding the Fourth Proportional to 4,345.45, 6,519.08 and 1,423.98

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Solution

The fourth proportional to 4,345.45, 6,519.08 and 1,423.98 is: 2,136.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.45 : 6,519.08 = 1,423.98 : x
  2. Step 2: Convert to fraction form
    4,345.45/6,519.08 = 1,423.98/x
  3. Step 3: Cross multiply
    4,345.45x = 6,519.08 × 1,423.98
  4. Step 4: Simplify right side
    4,345.45x = 9,283,043.10
  5. Step 5: Solve for x
    x = 9,283,043.10/4,345.45
  6. Step 6: Final answer
    x = 2,136.27

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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.