Home / 6,725.18-10,090.74-2,345.78

Finding the Fourth Proportional to 6,725.18, 10,090.74 and 2,345.78

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Solution

The fourth proportional to 6,725.18, 10,090.74 and 2,345.78 is: 3,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.18 : 10,090.74 = 2,345.78 : x
  2. Step 2: Convert to fraction form
    6,725.18/10,090.74 = 2,345.78/x
  3. Step 3: Cross multiply
    6,725.18x = 10,090.74 × 2,345.78
  4. Step 4: Simplify right side
    6,725.18x = 23,670,605.62
  5. Step 5: Solve for x
    x = 23,670,605.62/6,725.18
  6. Step 6: Final answer
    x = 3,519.70

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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.