Home / 4,276.85-6,419.61-2,302.38

Finding the Fourth Proportional to 4,276.85, 6,419.61 and 2,302.38

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Solution

The fourth proportional to 4,276.85, 6,419.61 and 2,302.38 is: 3,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.85 : 6,419.61 = 2,302.38 : x
  2. Step 2: Convert to fraction form
    4,276.85/6,419.61 = 2,302.38/x
  3. Step 3: Cross multiply
    4,276.85x = 6,419.61 × 2,302.38
  4. Step 4: Simplify right side
    4,276.85x = 14,780,381.67
  5. Step 5: Solve for x
    x = 14,780,381.67/4,276.85
  6. Step 6: Final answer
    x = 3,455.91

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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.