Home / 2,823.43-4,235.27-875.59

Finding the Fourth Proportional to 2,823.43, 4,235.27 and 875.59

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Solution

The fourth proportional to 2,823.43, 4,235.27 and 875.59 is: 1,313.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.43 : 4,235.27 = 875.59 : x
  2. Step 2: Convert to fraction form
    2,823.43/4,235.27 = 875.59/x
  3. Step 3: Cross multiply
    2,823.43x = 4,235.27 × 875.59
  4. Step 4: Simplify right side
    2,823.43x = 3,708,355.68
  5. Step 5: Solve for x
    x = 3,708,355.68/2,823.43
  6. Step 6: Final answer
    x = 1,313.42

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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.