Home / 4,619.80-6,934.10-4,298.04

Finding the Fourth Proportional to 4,619.80, 6,934.10 and 4,298.04

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Solution

The fourth proportional to 4,619.80, 6,934.10 and 4,298.04 is: 6,451.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.80 : 6,934.10 = 4,298.04 : x
  2. Step 2: Convert to fraction form
    4,619.80/6,934.10 = 4,298.04/x
  3. Step 3: Cross multiply
    4,619.80x = 6,934.10 × 4,298.04
  4. Step 4: Simplify right side
    4,619.80x = 29,803,039.16
  5. Step 5: Solve for x
    x = 29,803,039.16/4,619.80
  6. Step 6: Final answer
    x = 6,451.15

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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.