Home / 2,653.16-3,968.75-2,412.59

Finding the Fourth Proportional to 2,653.16, 3,968.75 and 2,412.59

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Solution

The fourth proportional to 2,653.16, 3,968.75 and 2,412.59 is: 3,608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.16 : 3,968.75 = 2,412.59 : x
  2. Step 2: Convert to fraction form
    2,653.16/3,968.75 = 2,412.59/x
  3. Step 3: Cross multiply
    2,653.16x = 3,968.75 × 2,412.59
  4. Step 4: Simplify right side
    2,653.16x = 9,574,952.75
  5. Step 5: Solve for x
    x = 9,574,952.75/2,653.16
  6. Step 6: Final answer
    x = 3,608.89

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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.