Home / 2,430.57-3,647.25-1,043.85

Finding the Fourth Proportional to 2,430.57, 3,647.25 and 1,043.85

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Solution

The fourth proportional to 2,430.57, 3,647.25 and 1,043.85 is: 1,566.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.57 : 3,647.25 = 1,043.85 : x
  2. Step 2: Convert to fraction form
    2,430.57/3,647.25 = 1,043.85/x
  3. Step 3: Cross multiply
    2,430.57x = 3,647.25 × 1,043.85
  4. Step 4: Simplify right side
    2,430.57x = 3,807,181.91
  5. Step 5: Solve for x
    x = 3,807,181.91/2,430.57
  6. Step 6: Final answer
    x = 1,566.37

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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.