Home / 6,783.76-10,168.32-4,436.36

Finding the Fourth Proportional to 6,783.76, 10,168.32 and 4,436.36

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Solution

The fourth proportional to 6,783.76, 10,168.32 and 4,436.36 is: 6,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.76 : 10,168.32 = 4,436.36 : x
  2. Step 2: Convert to fraction form
    6,783.76/10,168.32 = 4,436.36/x
  3. Step 3: Cross multiply
    6,783.76x = 10,168.32 × 4,436.36
  4. Step 4: Simplify right side
    6,783.76x = 45,110,328.12
  5. Step 5: Solve for x
    x = 45,110,328.12/6,783.76
  6. Step 6: Final answer
    x = 6,649.75

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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.