Home / 7,898.83-11,844.80-4,200.17

Finding the Fourth Proportional to 7,898.83, 11,844.80 and 4,200.17

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Solution

The fourth proportional to 7,898.83, 11,844.80 and 4,200.17 is: 6,298.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.83 : 11,844.80 = 4,200.17 : x
  2. Step 2: Convert to fraction form
    7,898.83/11,844.80 = 4,200.17/x
  3. Step 3: Cross multiply
    7,898.83x = 11,844.80 × 4,200.17
  4. Step 4: Simplify right side
    7,898.83x = 49,750,173.62
  5. Step 5: Solve for x
    x = 49,750,173.62/7,898.83
  6. Step 6: Final answer
    x = 6,298.42

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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.