Home / 4,143.10-6,214.65-2,840.62

Finding the Fourth Proportional to 4,143.10, 6,214.65 and 2,840.62

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Solution

The fourth proportional to 4,143.10, 6,214.65 and 2,840.62 is: 4,260.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.10 : 6,214.65 = 2,840.62 : x
  2. Step 2: Convert to fraction form
    4,143.10/6,214.65 = 2,840.62/x
  3. Step 3: Cross multiply
    4,143.10x = 6,214.65 × 2,840.62
  4. Step 4: Simplify right side
    4,143.10x = 17,653,413.81
  5. Step 5: Solve for x
    x = 17,653,413.81/4,143.10
  6. Step 6: Final answer
    x = 4,260.92

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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.