Home / 10,663.07-15,994.60-5,725.92

Finding the Fourth Proportional to 10,663.07, 15,994.60 and 5,725.92

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Solution

The fourth proportional to 10,663.07, 15,994.60 and 5,725.92 is: 8,588.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.07 : 15,994.60 = 5,725.92 : x
  2. Step 2: Convert to fraction form
    10,663.07/15,994.60 = 5,725.92/x
  3. Step 3: Cross multiply
    10,663.07x = 15,994.60 × 5,725.92
  4. Step 4: Simplify right side
    10,663.07x = 91,583,734.90
  5. Step 5: Solve for x
    x = 91,583,734.90/10,663.07
  6. Step 6: Final answer
    x = 8,588.87

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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.