Home / 10,529.16-15,794.15-3,508.89

Finding the Fourth Proportional to 10,529.16, 15,794.15 and 3,508.89

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Solution

The fourth proportional to 10,529.16, 15,794.15 and 3,508.89 is: 5,263.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.16 : 15,794.15 = 3,508.89 : x
  2. Step 2: Convert to fraction form
    10,529.16/15,794.15 = 3,508.89/x
  3. Step 3: Cross multiply
    10,529.16x = 15,794.15 × 3,508.89
  4. Step 4: Simplify right side
    10,529.16x = 55,419,917.45
  5. Step 5: Solve for x
    x = 55,419,917.45/10,529.16
  6. Step 6: Final answer
    x = 5,263.47

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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.