Home / 2,084.13-2,877.03-1,376.39

Finding the Fourth Proportional to 2,084.13, 2,877.03 and 1,376.39

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Solution

The fourth proportional to 2,084.13, 2,877.03 and 1,376.39 is: 1,900.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.13 : 2,877.03 = 1,376.39 : x
  2. Step 2: Convert to fraction form
    2,084.13/2,877.03 = 1,376.39/x
  3. Step 3: Cross multiply
    2,084.13x = 2,877.03 × 1,376.39
  4. Step 4: Simplify right side
    2,084.13x = 3,959,922.51
  5. Step 5: Solve for x
    x = 3,959,922.51/2,084.13
  6. Step 6: Final answer
    x = 1,900.04

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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.