Home / 9,618.81-13,258.80-7,092.83

Finding the Fourth Proportional to 9,618.81, 13,258.80 and 7,092.83

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Solution

The fourth proportional to 9,618.81, 13,258.80 and 7,092.83 is: 9,776.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.81 : 13,258.80 = 7,092.83 : x
  2. Step 2: Convert to fraction form
    9,618.81/13,258.80 = 7,092.83/x
  3. Step 3: Cross multiply
    9,618.81x = 13,258.80 × 7,092.83
  4. Step 4: Simplify right side
    9,618.81x = 94,042,378.94
  5. Step 5: Solve for x
    x = 94,042,378.94/9,618.81
  6. Step 6: Final answer
    x = 9,776.92

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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.