Home / 10,385.64-14,327.46-6,192.36

Finding the Fourth Proportional to 10,385.64, 14,327.46 and 6,192.36

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Solution

The fourth proportional to 10,385.64, 14,327.46 and 6,192.36 is: 8,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385.64 : 14,327.46 = 6,192.36 : x
  2. Step 2: Convert to fraction form
    10,385.64/14,327.46 = 6,192.36/x
  3. Step 3: Cross multiply
    10,385.64x = 14,327.46 × 6,192.36
  4. Step 4: Simplify right side
    10,385.64x = 88,720,790.21
  5. Step 5: Solve for x
    x = 88,720,790.21/10,385.64
  6. Step 6: Final answer
    x = 8,542.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.