Home / 4,269.63-6,402.21-1,927.62

Finding the Fourth Proportional to 4,269.63, 6,402.21 and 1,927.62

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Solution

The fourth proportional to 4,269.63, 6,402.21 and 1,927.62 is: 2,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.63 : 6,402.21 = 1,927.62 : x
  2. Step 2: Convert to fraction form
    4,269.63/6,402.21 = 1,927.62/x
  3. Step 3: Cross multiply
    4,269.63x = 6,402.21 × 1,927.62
  4. Step 4: Simplify right side
    4,269.63x = 12,341,028.04
  5. Step 5: Solve for x
    x = 12,341,028.04/4,269.63
  6. Step 6: Final answer
    x = 2,890.42

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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.