Home / 9,976.41-13,765.55-6,248.25

Finding the Fourth Proportional to 9,976.41, 13,765.55 and 6,248.25

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Solution

The fourth proportional to 9,976.41, 13,765.55 and 6,248.25 is: 8,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976.41 : 13,765.55 = 6,248.25 : x
  2. Step 2: Convert to fraction form
    9,976.41/13,765.55 = 6,248.25/x
  3. Step 3: Cross multiply
    9,976.41x = 13,765.55 × 6,248.25
  4. Step 4: Simplify right side
    9,976.41x = 86,010,566.55
  5. Step 5: Solve for x
    x = 86,010,566.55/9,976.41
  6. Step 6: Final answer
    x = 8,621.39

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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.