Home / 6,740.30-10,110.72-1,809.84

Finding the Fourth Proportional to 6,740.30, 10,110.72 and 1,809.84

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Solution

The fourth proportional to 6,740.30, 10,110.72 and 1,809.84 is: 2,714.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.30 : 10,110.72 = 1,809.84 : x
  2. Step 2: Convert to fraction form
    6,740.30/10,110.72 = 1,809.84/x
  3. Step 3: Cross multiply
    6,740.30x = 10,110.72 × 1,809.84
  4. Step 4: Simplify right side
    6,740.30x = 18,298,785.48
  5. Step 5: Solve for x
    x = 18,298,785.48/6,740.30
  6. Step 6: Final answer
    x = 2,714.83

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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.