Home / 2,077.99-3,114.38-1,038.28

Finding the Fourth Proportional to 2,077.99, 3,114.38 and 1,038.28

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Solution

The fourth proportional to 2,077.99, 3,114.38 and 1,038.28 is: 1,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.99 : 3,114.38 = 1,038.28 : x
  2. Step 2: Convert to fraction form
    2,077.99/3,114.38 = 1,038.28/x
  3. Step 3: Cross multiply
    2,077.99x = 3,114.38 × 1,038.28
  4. Step 4: Simplify right side
    2,077.99x = 3,233,593.28
  5. Step 5: Solve for x
    x = 3,233,593.28/2,077.99
  6. Step 6: Final answer
    x = 1,556.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.