Home / 6,422.95-9,639.90-2,530.09

Finding the Fourth Proportional to 6,422.95, 9,639.90 and 2,530.09

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Solution

The fourth proportional to 6,422.95, 9,639.90 and 2,530.09 is: 3,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.95 : 9,639.90 = 2,530.09 : x
  2. Step 2: Convert to fraction form
    6,422.95/9,639.90 = 2,530.09/x
  3. Step 3: Cross multiply
    6,422.95x = 9,639.90 × 2,530.09
  4. Step 4: Simplify right side
    6,422.95x = 24,389,814.59
  5. Step 5: Solve for x
    x = 24,389,814.59/6,422.95
  6. Step 6: Final answer
    x = 3,797.29

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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.