Home / 4,095.18-6,143.85-2,146.86

Finding the Fourth Proportional to 4,095.18, 6,143.85 and 2,146.86

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Solution

The fourth proportional to 4,095.18, 6,143.85 and 2,146.86 is: 3,220.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.18 : 6,143.85 = 2,146.86 : x
  2. Step 2: Convert to fraction form
    4,095.18/6,143.85 = 2,146.86/x
  3. Step 3: Cross multiply
    4,095.18x = 6,143.85 × 2,146.86
  4. Step 4: Simplify right side
    4,095.18x = 13,189,985.81
  5. Step 5: Solve for x
    x = 13,189,985.81/4,095.18
  6. Step 6: Final answer
    x = 3,220.86

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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.