Home / 4,259.76-6,387.36-1,950

Finding the Fourth Proportional to 4,259.76, 6,387.36 and 1,950

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Solution

The fourth proportional to 4,259.76, 6,387.36 and 1,950 is: 2,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.76 : 6,387.36 = 1,950 : x
  2. Step 2: Convert to fraction form
    4,259.76/6,387.36 = 1,950/x
  3. Step 3: Cross multiply
    4,259.76x = 6,387.36 × 1,950
  4. Step 4: Simplify right side
    4,259.76x = 12,455,352
  5. Step 5: Solve for x
    x = 12,455,352/4,259.76
  6. Step 6: Final answer
    x = 2,923.96

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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.