Home / 2,629.61-3,624.67-2,577.77

Finding the Fourth Proportional to 2,629.61, 3,624.67 and 2,577.77

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Solution

The fourth proportional to 2,629.61, 3,624.67 and 2,577.77 is: 3,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.61 : 3,624.67 = 2,577.77 : x
  2. Step 2: Convert to fraction form
    2,629.61/3,624.67 = 2,577.77/x
  3. Step 3: Cross multiply
    2,629.61x = 3,624.67 × 2,577.77
  4. Step 4: Simplify right side
    2,629.61x = 9,343,565.59
  5. Step 5: Solve for x
    x = 9,343,565.59/2,629.61
  6. Step 6: Final answer
    x = 3,553.21

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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.