Home / 6,740.90-10,106.55-2,579.30

Finding the Fourth Proportional to 6,740.90, 10,106.55 and 2,579.30

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Solution

The fourth proportional to 6,740.90, 10,106.55 and 2,579.30 is: 3,867.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.90 : 10,106.55 = 2,579.30 : x
  2. Step 2: Convert to fraction form
    6,740.90/10,106.55 = 2,579.30/x
  3. Step 3: Cross multiply
    6,740.90x = 10,106.55 × 2,579.30
  4. Step 4: Simplify right side
    6,740.90x = 26,067,824.42
  5. Step 5: Solve for x
    x = 26,067,824.42/6,740.90
  6. Step 6: Final answer
    x = 3,867.11

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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.