Home / 6,687.17-10,030.62-2,740.55

Finding the Fourth Proportional to 6,687.17, 10,030.62 and 2,740.55

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Solution

The fourth proportional to 6,687.17, 10,030.62 and 2,740.55 is: 4,110.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.17 : 10,030.62 = 2,740.55 : x
  2. Step 2: Convert to fraction form
    6,687.17/10,030.62 = 2,740.55/x
  3. Step 3: Cross multiply
    6,687.17x = 10,030.62 × 2,740.55
  4. Step 4: Simplify right side
    6,687.17x = 27,489,415.64
  5. Step 5: Solve for x
    x = 27,489,415.64/6,687.17
  6. Step 6: Final answer
    x = 4,110.77

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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.