Home / 2,752.56-4,127.08-1,814.42

Finding the Fourth Proportional to 2,752.56, 4,127.08 and 1,814.42

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Solution

The fourth proportional to 2,752.56, 4,127.08 and 1,814.42 is: 2,720.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.56 : 4,127.08 = 1,814.42 : x
  2. Step 2: Convert to fraction form
    2,752.56/4,127.08 = 1,814.42/x
  3. Step 3: Cross multiply
    2,752.56x = 4,127.08 × 1,814.42
  4. Step 4: Simplify right side
    2,752.56x = 7,488,256.49
  5. Step 5: Solve for x
    x = 7,488,256.49/2,752.56
  6. Step 6: Final answer
    x = 2,720.47

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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.