Home / 9,653.35-13,323.14-6,999.79

Finding the Fourth Proportional to 9,653.35, 13,323.14 and 6,999.79

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Solution

The fourth proportional to 9,653.35, 13,323.14 and 6,999.79 is: 9,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,653.35 : 13,323.14 = 6,999.79 : x
  2. Step 2: Convert to fraction form
    9,653.35/13,323.14 = 6,999.79/x
  3. Step 3: Cross multiply
    9,653.35x = 13,323.14 × 6,999.79
  4. Step 4: Simplify right side
    9,653.35x = 93,259,182.14
  5. Step 5: Solve for x
    x = 93,259,182.14/9,653.35
  6. Step 6: Final answer
    x = 9,660.81

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Half scale
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Double scale
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Similar ratio
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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.