Home / 9,028.08-12,458.88-5,049.36

Finding the Fourth Proportional to 9,028.08, 12,458.88 and 5,049.36

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Solution

The fourth proportional to 9,028.08, 12,458.88 and 5,049.36 is: 6,968.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.08 : 12,458.88 = 5,049.36 : x
  2. Step 2: Convert to fraction form
    9,028.08/12,458.88 = 5,049.36/x
  3. Step 3: Cross multiply
    9,028.08x = 12,458.88 × 5,049.36
  4. Step 4: Simplify right side
    9,028.08x = 62,909,370.32
  5. Step 5: Solve for x
    x = 62,909,370.32/9,028.08
  6. Step 6: Final answer
    x = 6,968.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.