Home / 10,663.13-15,994.70-5,465.69

Finding the Fourth Proportional to 10,663.13, 15,994.70 and 5,465.69

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Solution

The fourth proportional to 10,663.13, 15,994.70 and 5,465.69 is: 8,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.13 : 15,994.70 = 5,465.69 : x
  2. Step 2: Convert to fraction form
    10,663.13/15,994.70 = 5,465.69/x
  3. Step 3: Cross multiply
    10,663.13x = 15,994.70 × 5,465.69
  4. Step 4: Simplify right side
    10,663.13x = 87,422,071.84
  5. Step 5: Solve for x
    x = 87,422,071.84/10,663.13
  6. Step 6: Final answer
    x = 8,198.54

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.