Home / 6,427.08-9,641.70-2,045.88

Finding the Fourth Proportional to 6,427.08, 9,641.70 and 2,045.88

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Solution

The fourth proportional to 6,427.08, 9,641.70 and 2,045.88 is: 3,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427.08 : 9,641.70 = 2,045.88 : x
  2. Step 2: Convert to fraction form
    6,427.08/9,641.70 = 2,045.88/x
  3. Step 3: Cross multiply
    6,427.08x = 9,641.70 × 2,045.88
  4. Step 4: Simplify right side
    6,427.08x = 19,725,761.20
  5. Step 5: Solve for x
    x = 19,725,761.20/6,427.08
  6. Step 6: Final answer
    x = 3,069.16

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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.