Home / 17,188.92-25,783.40-4,709.05

Finding the Fourth Proportional to 17,188.92, 25,783.40 and 4,709.05

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Solution

The fourth proportional to 17,188.92, 25,783.40 and 4,709.05 is: 7,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,188.92 : 25,783.40 = 4,709.05 : x
  2. Step 2: Convert to fraction form
    17,188.92/25,783.40 = 4,709.05/x
  3. Step 3: Cross multiply
    17,188.92x = 25,783.40 × 4,709.05
  4. Step 4: Simplify right side
    17,188.92x = 121,415,319.77
  5. Step 5: Solve for x
    x = 121,415,319.77/17,188.92
  6. Step 6: Final answer
    x = 7,063.58

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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.