Home / 4,890.42-7,326.45-2,422.35

Finding the Fourth Proportional to 4,890.42, 7,326.45 and 2,422.35

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Solution

The fourth proportional to 4,890.42, 7,326.45 and 2,422.35 is: 3,628.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.42 : 7,326.45 = 2,422.35 : x
  2. Step 2: Convert to fraction form
    4,890.42/7,326.45 = 2,422.35/x
  3. Step 3: Cross multiply
    4,890.42x = 7,326.45 × 2,422.35
  4. Step 4: Simplify right side
    4,890.42x = 17,747,226.16
  5. Step 5: Solve for x
    x = 17,747,226.16/4,890.42
  6. Step 6: Final answer
    x = 3,628.98

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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.