Home / 1,825.95-2,519.58-1,039.83

Finding the Fourth Proportional to 1,825.95, 2,519.58 and 1,039.83

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Solution

The fourth proportional to 1,825.95, 2,519.58 and 1,039.83 is: 1,434.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.95 : 2,519.58 = 1,039.83 : x
  2. Step 2: Convert to fraction form
    1,825.95/2,519.58 = 1,039.83/x
  3. Step 3: Cross multiply
    1,825.95x = 2,519.58 × 1,039.83
  4. Step 4: Simplify right side
    1,825.95x = 2,619,934.87
  5. Step 5: Solve for x
    x = 2,619,934.87/1,825.95
  6. Step 6: Final answer
    x = 1,434.83

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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.