Home / 2,814.90-4,223.58-1,514.84

Finding the Fourth Proportional to 2,814.90, 4,223.58 and 1,514.84

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Solution

The fourth proportional to 2,814.90, 4,223.58 and 1,514.84 is: 2,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.90 : 4,223.58 = 1,514.84 : x
  2. Step 2: Convert to fraction form
    2,814.90/4,223.58 = 1,514.84/x
  3. Step 3: Cross multiply
    2,814.90x = 4,223.58 × 1,514.84
  4. Step 4: Simplify right side
    2,814.90x = 6,398,047.93
  5. Step 5: Solve for x
    x = 6,398,047.93/2,814.90
  6. Step 6: Final answer
    x = 2,272.92

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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.