Home / 2,024.75-2,775.93-1,987.76

Finding the Fourth Proportional to 2,024.75, 2,775.93 and 1,987.76

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Solution

The fourth proportional to 2,024.75, 2,775.93 and 1,987.76 is: 2,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.75 : 2,775.93 = 1,987.76 : x
  2. Step 2: Convert to fraction form
    2,024.75/2,775.93 = 1,987.76/x
  3. Step 3: Cross multiply
    2,024.75x = 2,775.93 × 1,987.76
  4. Step 4: Simplify right side
    2,024.75x = 5,517,868.74
  5. Step 5: Solve for x
    x = 5,517,868.74/2,024.75
  6. Step 6: Final answer
    x = 2,725.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.