Home / 6,860.55-9,468.06-3,876.93

Finding the Fourth Proportional to 6,860.55, 9,468.06 and 3,876.93

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Solution

The fourth proportional to 6,860.55, 9,468.06 and 3,876.93 is: 5,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.55 : 9,468.06 = 3,876.93 : x
  2. Step 2: Convert to fraction form
    6,860.55/9,468.06 = 3,876.93/x
  3. Step 3: Cross multiply
    6,860.55x = 9,468.06 × 3,876.93
  4. Step 4: Simplify right side
    6,860.55x = 36,707,005.86
  5. Step 5: Solve for x
    x = 36,707,005.86/6,860.55
  6. Step 6: Final answer
    x = 5,350.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.