Home / 2,945.06-4,418.82-1,558.10

Finding the Fourth Proportional to 2,945.06, 4,418.82 and 1,558.10

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Solution

The fourth proportional to 2,945.06, 4,418.82 and 1,558.10 is: 2,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.06 : 4,418.82 = 1,558.10 : x
  2. Step 2: Convert to fraction form
    2,945.06/4,418.82 = 1,558.10/x
  3. Step 3: Cross multiply
    2,945.06x = 4,418.82 × 1,558.10
  4. Step 4: Simplify right side
    2,945.06x = 6,884,963.44
  5. Step 5: Solve for x
    x = 6,884,963.44/2,945.06
  6. Step 6: Final answer
    x = 2,337.80

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1.5x scale

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.