Home / 4,214.51-6,317.90-1,616.93

Finding the Fourth Proportional to 4,214.51, 6,317.90 and 1,616.93

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Solution

The fourth proportional to 4,214.51, 6,317.90 and 1,616.93 is: 2,423.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.51 : 6,317.90 = 1,616.93 : x
  2. Step 2: Convert to fraction form
    4,214.51/6,317.90 = 1,616.93/x
  3. Step 3: Cross multiply
    4,214.51x = 6,317.90 × 1,616.93
  4. Step 4: Simplify right side
    4,214.51x = 10,215,593.96
  5. Step 5: Solve for x
    x = 10,215,593.96/4,214.51
  6. Step 6: Final answer
    x = 2,423.91

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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.