Home / 7,837.44-10,813.48-4,479.04

Finding the Fourth Proportional to 7,837.44, 10,813.48 and 4,479.04

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Solution

The fourth proportional to 7,837.44, 10,813.48 and 4,479.04 is: 6,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.44 : 10,813.48 = 4,479.04 : x
  2. Step 2: Convert to fraction form
    7,837.44/10,813.48 = 4,479.04/x
  3. Step 3: Cross multiply
    7,837.44x = 10,813.48 × 4,479.04
  4. Step 4: Simplify right side
    7,837.44x = 48,434,009.46
  5. Step 5: Solve for x
    x = 48,434,009.46/7,837.44
  6. Step 6: Final answer
    x = 6,179.83

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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.