Home / 2,214.24-3,052.80-1,514.40

Finding the Fourth Proportional to 2,214.24, 3,052.80 and 1,514.40

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Solution

The fourth proportional to 2,214.24, 3,052.80 and 1,514.40 is: 2,087.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.24 : 3,052.80 = 1,514.40 : x
  2. Step 2: Convert to fraction form
    2,214.24/3,052.80 = 1,514.40/x
  3. Step 3: Cross multiply
    2,214.24x = 3,052.80 × 1,514.40
  4. Step 4: Simplify right side
    2,214.24x = 4,623,160.32
  5. Step 5: Solve for x
    x = 4,623,160.32/2,214.24
  6. Step 6: Final answer
    x = 2,087.92

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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.