Home / 2,084.14-2,876.40-2,015.76

Finding the Fourth Proportional to 2,084.14, 2,876.40 and 2,015.76

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Solution

The fourth proportional to 2,084.14, 2,876.40 and 2,015.76 is: 2,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.14 : 2,876.40 = 2,015.76 : x
  2. Step 2: Convert to fraction form
    2,084.14/2,876.40 = 2,015.76/x
  3. Step 3: Cross multiply
    2,084.14x = 2,876.40 × 2,015.76
  4. Step 4: Simplify right side
    2,084.14x = 5,798,132.06
  5. Step 5: Solve for x
    x = 5,798,132.06/2,084.14
  6. Step 6: Final answer
    x = 2,782.03

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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.