Home / 4,385.75-6,580.53-2,305.26

Finding the Fourth Proportional to 4,385.75, 6,580.53 and 2,305.26

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Solution

The fourth proportional to 4,385.75, 6,580.53 and 2,305.26 is: 3,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.75 : 6,580.53 = 2,305.26 : x
  2. Step 2: Convert to fraction form
    4,385.75/6,580.53 = 2,305.26/x
  3. Step 3: Cross multiply
    4,385.75x = 6,580.53 × 2,305.26
  4. Step 4: Simplify right side
    4,385.75x = 15,169,832.59
  5. Step 5: Solve for x
    x = 15,169,832.59/4,385.75
  6. Step 6: Final answer
    x = 3,458.90

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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.