Home / 4,214.10-6,322.51-1,292.98

Finding the Fourth Proportional to 4,214.10, 6,322.51 and 1,292.98

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Solution

The fourth proportional to 4,214.10, 6,322.51 and 1,292.98 is: 1,939.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.10 : 6,322.51 = 1,292.98 : x
  2. Step 2: Convert to fraction form
    4,214.10/6,322.51 = 1,292.98/x
  3. Step 3: Cross multiply
    4,214.10x = 6,322.51 × 1,292.98
  4. Step 4: Simplify right side
    4,214.10x = 8,174,878.98
  5. Step 5: Solve for x
    x = 8,174,878.98/4,214.10
  6. Step 6: Final answer
    x = 1,939.89

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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.