Home / 4,267.55-6,402.11-1,345.14

Finding the Fourth Proportional to 4,267.55, 6,402.11 and 1,345.14

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Solution

The fourth proportional to 4,267.55, 6,402.11 and 1,345.14 is: 2,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.55 : 6,402.11 = 1,345.14 : x
  2. Step 2: Convert to fraction form
    4,267.55/6,402.11 = 1,345.14/x
  3. Step 3: Cross multiply
    4,267.55x = 6,402.11 × 1,345.14
  4. Step 4: Simplify right side
    4,267.55x = 8,611,727.52
  5. Step 5: Solve for x
    x = 8,611,727.52/4,267.55
  6. Step 6: Final answer
    x = 2,017.95

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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.