Home / 2,505.33-3,459.38-1,876.91

Finding the Fourth Proportional to 2,505.33, 3,459.38 and 1,876.91

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Solution

The fourth proportional to 2,505.33, 3,459.38 and 1,876.91 is: 2,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505.33 : 3,459.38 = 1,876.91 : x
  2. Step 2: Convert to fraction form
    2,505.33/3,459.38 = 1,876.91/x
  3. Step 3: Cross multiply
    2,505.33x = 3,459.38 × 1,876.91
  4. Step 4: Simplify right side
    2,505.33x = 6,492,918.23
  5. Step 5: Solve for x
    x = 6,492,918.23/2,505.33
  6. Step 6: Final answer
    x = 2,591.64

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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.