Home / 2,024.84-2,794.28-1,238.88

Finding the Fourth Proportional to 2,024.84, 2,794.28 and 1,238.88

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Solution

The fourth proportional to 2,024.84, 2,794.28 and 1,238.88 is: 1,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.84 : 2,794.28 = 1,238.88 : x
  2. Step 2: Convert to fraction form
    2,024.84/2,794.28 = 1,238.88/x
  3. Step 3: Cross multiply
    2,024.84x = 2,794.28 × 1,238.88
  4. Step 4: Simplify right side
    2,024.84x = 3,461,771.41
  5. Step 5: Solve for x
    x = 3,461,771.41/2,024.84
  6. Step 6: Final answer
    x = 1,709.66

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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.