Home / 9,456.48-13,049.73-5,206.95

Finding the Fourth Proportional to 9,456.48, 13,049.73 and 5,206.95

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Solution

The fourth proportional to 9,456.48, 13,049.73 and 5,206.95 is: 7,185.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,456.48 : 13,049.73 = 5,206.95 : x
  2. Step 2: Convert to fraction form
    9,456.48/13,049.73 = 5,206.95/x
  3. Step 3: Cross multiply
    9,456.48x = 13,049.73 × 5,206.95
  4. Step 4: Simplify right side
    9,456.48x = 67,949,291.62
  5. Step 5: Solve for x
    x = 67,949,291.62/9,456.48
  6. Step 6: Final answer
    x = 7,185.47

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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.