Home / 4,338.72-6,511.73-1,875.42

Finding the Fourth Proportional to 4,338.72, 6,511.73 and 1,875.42

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Solution

The fourth proportional to 4,338.72, 6,511.73 and 1,875.42 is: 2,814.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.72 : 6,511.73 = 1,875.42 : x
  2. Step 2: Convert to fraction form
    4,338.72/6,511.73 = 1,875.42/x
  3. Step 3: Cross multiply
    4,338.72x = 6,511.73 × 1,875.42
  4. Step 4: Simplify right side
    4,338.72x = 12,212,219.30
  5. Step 5: Solve for x
    x = 12,212,219.30/4,338.72
  6. Step 6: Final answer
    x = 2,814.71

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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.