Home / 4,178.86-6,267.57-1,712.14

Finding the Fourth Proportional to 4,178.86, 6,267.57 and 1,712.14

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Solution

The fourth proportional to 4,178.86, 6,267.57 and 1,712.14 is: 2,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.86 : 6,267.57 = 1,712.14 : x
  2. Step 2: Convert to fraction form
    4,178.86/6,267.57 = 1,712.14/x
  3. Step 3: Cross multiply
    4,178.86x = 6,267.57 × 1,712.14
  4. Step 4: Simplify right side
    4,178.86x = 10,730,957.30
  5. Step 5: Solve for x
    x = 10,730,957.30/4,178.86
  6. Step 6: Final answer
    x = 2,567.92

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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.