Home / 2,495.85-3,444.22-1,376.76

Finding the Fourth Proportional to 2,495.85, 3,444.22 and 1,376.76

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Solution

The fourth proportional to 2,495.85, 3,444.22 and 1,376.76 is: 1,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.85 : 3,444.22 = 1,376.76 : x
  2. Step 2: Convert to fraction form
    2,495.85/3,444.22 = 1,376.76/x
  3. Step 3: Cross multiply
    2,495.85x = 3,444.22 × 1,376.76
  4. Step 4: Simplify right side
    2,495.85x = 4,741,864.33
  5. Step 5: Solve for x
    x = 4,741,864.33/2,495.85
  6. Step 6: Final answer
    x = 1,899.90

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Double scale
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1.5x scale

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.