Home / 6,678.26-10,011.98-2,785.58

Finding the Fourth Proportional to 6,678.26, 10,011.98 and 2,785.58

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Solution

The fourth proportional to 6,678.26, 10,011.98 and 2,785.58 is: 4,176.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.26 : 10,011.98 = 2,785.58 : x
  2. Step 2: Convert to fraction form
    6,678.26/10,011.98 = 2,785.58/x
  3. Step 3: Cross multiply
    6,678.26x = 10,011.98 × 2,785.58
  4. Step 4: Simplify right side
    6,678.26x = 27,889,128.15
  5. Step 5: Solve for x
    x = 27,889,128.15/6,678.26
  6. Step 6: Final answer
    x = 4,176.11

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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.