Home / 4,260.80-5,879.64-2,492.30

Finding the Fourth Proportional to 4,260.80, 5,879.64 and 2,492.30

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Solution

The fourth proportional to 4,260.80, 5,879.64 and 2,492.30 is: 3,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.80 : 5,879.64 = 2,492.30 : x
  2. Step 2: Convert to fraction form
    4,260.80/5,879.64 = 2,492.30/x
  3. Step 3: Cross multiply
    4,260.80x = 5,879.64 × 2,492.30
  4. Step 4: Simplify right side
    4,260.80x = 14,653,826.77
  5. Step 5: Solve for x
    x = 14,653,826.77/4,260.80
  6. Step 6: Final answer
    x = 3,439.22

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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.