Home / 2,514.99-3,470.55-1,395.92

Finding the Fourth Proportional to 2,514.99, 3,470.55 and 1,395.92

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Solution

The fourth proportional to 2,514.99, 3,470.55 and 1,395.92 is: 1,926.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.99 : 3,470.55 = 1,395.92 : x
  2. Step 2: Convert to fraction form
    2,514.99/3,470.55 = 1,395.92/x
  3. Step 3: Cross multiply
    2,514.99x = 3,470.55 × 1,395.92
  4. Step 4: Simplify right side
    2,514.99x = 4,844,617.55
  5. Step 5: Solve for x
    x = 4,844,617.55/2,514.99
  6. Step 6: Final answer
    x = 1,926.29

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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.