Home / 3,605.31-4,972.59-2,613.87

Finding the Fourth Proportional to 3,605.31, 4,972.59 and 2,613.87

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Solution

The fourth proportional to 3,605.31, 4,972.59 and 2,613.87 is: 3,605.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.31 : 4,972.59 = 2,613.87 : x
  2. Step 2: Convert to fraction form
    3,605.31/4,972.59 = 2,613.87/x
  3. Step 3: Cross multiply
    3,605.31x = 4,972.59 × 2,613.87
  4. Step 4: Simplify right side
    3,605.31x = 12,997,703.82
  5. Step 5: Solve for x
    x = 12,997,703.82/3,605.31
  6. Step 6: Final answer
    x = 3,605.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.