Home / 6,860.94-10,291.33-1,666.82

Finding the Fourth Proportional to 6,860.94, 10,291.33 and 1,666.82

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Solution

The fourth proportional to 6,860.94, 10,291.33 and 1,666.82 is: 2,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.94 : 10,291.33 = 1,666.82 : x
  2. Step 2: Convert to fraction form
    6,860.94/10,291.33 = 1,666.82/x
  3. Step 3: Cross multiply
    6,860.94x = 10,291.33 × 1,666.82
  4. Step 4: Simplify right side
    6,860.94x = 17,153,794.67
  5. Step 5: Solve for x
    x = 17,153,794.67/6,860.94
  6. Step 6: Final answer
    x = 2,500.21

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Similar ratio
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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.