Home / 4,210.93-6,317.31-1,613.89

Finding the Fourth Proportional to 4,210.93, 6,317.31 and 1,613.89

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Solution

The fourth proportional to 4,210.93, 6,317.31 and 1,613.89 is: 2,421.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.93 : 6,317.31 = 1,613.89 : x
  2. Step 2: Convert to fraction form
    4,210.93/6,317.31 = 1,613.89/x
  3. Step 3: Cross multiply
    4,210.93x = 6,317.31 × 1,613.89
  4. Step 4: Simplify right side
    4,210.93x = 10,195,443.44
  5. Step 5: Solve for x
    x = 10,195,443.44/4,210.93
  6. Step 6: Final answer
    x = 2,421.19

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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.