Home / 6,422.12-9,632.14-2,038.58

Finding the Fourth Proportional to 6,422.12, 9,632.14 and 2,038.58

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Solution

The fourth proportional to 6,422.12, 9,632.14 and 2,038.58 is: 3,057.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.12 : 9,632.14 = 2,038.58 : x
  2. Step 2: Convert to fraction form
    6,422.12/9,632.14 = 2,038.58/x
  3. Step 3: Cross multiply
    6,422.12x = 9,632.14 × 2,038.58
  4. Step 4: Simplify right side
    6,422.12x = 19,635,887.96
  5. Step 5: Solve for x
    x = 19,635,887.96/6,422.12
  6. Step 6: Final answer
    x = 3,057.54

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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.