Home / 1,884.32-2,826.88-585.76

Finding the Fourth Proportional to 1,884.32, 2,826.88 and 585.76

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Solution

The fourth proportional to 1,884.32, 2,826.88 and 585.76 is: 878.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.32 : 2,826.88 = 585.76 : x
  2. Step 2: Convert to fraction form
    1,884.32/2,826.88 = 585.76/x
  3. Step 3: Cross multiply
    1,884.32x = 2,826.88 × 585.76
  4. Step 4: Simplify right side
    1,884.32x = 1,655,873.23
  5. Step 5: Solve for x
    x = 1,655,873.23/1,884.32
  6. Step 6: Final answer
    x = 878.76

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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.