Home / 1,774.24-2,655.90-1,623.04

Finding the Fourth Proportional to 1,774.24, 2,655.90 and 1,623.04

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Solution

The fourth proportional to 1,774.24, 2,655.90 and 1,623.04 is: 2,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774.24 : 2,655.90 = 1,623.04 : x
  2. Step 2: Convert to fraction form
    1,774.24/2,655.90 = 1,623.04/x
  3. Step 3: Cross multiply
    1,774.24x = 2,655.90 × 1,623.04
  4. Step 4: Simplify right side
    1,774.24x = 4,310,631.94
  5. Step 5: Solve for x
    x = 4,310,631.94/1,774.24
  6. Step 6: Final answer
    x = 2,429.57

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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.