Home / 11,646.30-17,458.56-4,248.90

Finding the Fourth Proportional to 11,646.30, 17,458.56 and 4,248.90

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Solution

The fourth proportional to 11,646.30, 17,458.56 and 4,248.90 is: 6,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.30 : 17,458.56 = 4,248.90 : x
  2. Step 2: Convert to fraction form
    11,646.30/17,458.56 = 4,248.90/x
  3. Step 3: Cross multiply
    11,646.30x = 17,458.56 × 4,248.90
  4. Step 4: Simplify right side
    11,646.30x = 74,179,675.58
  5. Step 5: Solve for x
    x = 74,179,675.58/11,646.30
  6. Step 6: Final answer
    x = 6,369.38

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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.