Home / 6,140.33-8,473.66-3,345.83

Finding the Fourth Proportional to 6,140.33, 8,473.66 and 3,345.83

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Solution

The fourth proportional to 6,140.33, 8,473.66 and 3,345.83 is: 4,617.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.33 : 8,473.66 = 3,345.83 : x
  2. Step 2: Convert to fraction form
    6,140.33/8,473.66 = 3,345.83/x
  3. Step 3: Cross multiply
    6,140.33x = 8,473.66 × 3,345.83
  4. Step 4: Simplify right side
    6,140.33x = 28,351,409.11
  5. Step 5: Solve for x
    x = 28,351,409.11/6,140.33
  6. Step 6: Final answer
    x = 4,617.25

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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.