Home / 4,235.61-6,340.92-2,670.82

Finding the Fourth Proportional to 4,235.61, 6,340.92 and 2,670.82

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Solution

The fourth proportional to 4,235.61, 6,340.92 and 2,670.82 is: 3,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.61 : 6,340.92 = 2,670.82 : x
  2. Step 2: Convert to fraction form
    4,235.61/6,340.92 = 2,670.82/x
  3. Step 3: Cross multiply
    4,235.61x = 6,340.92 × 2,670.82
  4. Step 4: Simplify right side
    4,235.61x = 16,935,455.95
  5. Step 5: Solve for x
    x = 16,935,455.95/4,235.61
  6. Step 6: Final answer
    x = 3,998.35

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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.