Home / 2,519.84-3,476.76-1,635.68

Finding the Fourth Proportional to 2,519.84, 3,476.76 and 1,635.68

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Solution

The fourth proportional to 2,519.84, 3,476.76 and 1,635.68 is: 2,256.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.84 : 3,476.76 = 1,635.68 : x
  2. Step 2: Convert to fraction form
    2,519.84/3,476.76 = 1,635.68/x
  3. Step 3: Cross multiply
    2,519.84x = 3,476.76 × 1,635.68
  4. Step 4: Simplify right side
    2,519.84x = 5,686,866.80
  5. Step 5: Solve for x
    x = 5,686,866.80/2,519.84
  6. Step 6: Final answer
    x = 2,256.84

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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.