Home / 4,426.98-6,638.84-1,927.86

Finding the Fourth Proportional to 4,426.98, 6,638.84 and 1,927.86

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Solution

The fourth proportional to 4,426.98, 6,638.84 and 1,927.86 is: 2,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.98 : 6,638.84 = 1,927.86 : x
  2. Step 2: Convert to fraction form
    4,426.98/6,638.84 = 1,927.86/x
  3. Step 3: Cross multiply
    4,426.98x = 6,638.84 × 1,927.86
  4. Step 4: Simplify right side
    4,426.98x = 12,798,754.08
  5. Step 5: Solve for x
    x = 12,798,754.08/4,426.98
  6. Step 6: Final answer
    x = 2,891.08

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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.