Home / 8,444.46-12,663.95-3,512.78

Finding the Fourth Proportional to 8,444.46, 12,663.95 and 3,512.78

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Solution

The fourth proportional to 8,444.46, 12,663.95 and 3,512.78 is: 5,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.46 : 12,663.95 = 3,512.78 : x
  2. Step 2: Convert to fraction form
    8,444.46/12,663.95 = 3,512.78/x
  3. Step 3: Cross multiply
    8,444.46x = 12,663.95 × 3,512.78
  4. Step 4: Simplify right side
    8,444.46x = 44,485,670.28
  5. Step 5: Solve for x
    x = 44,485,670.28/8,444.46
  6. Step 6: Final answer
    x = 5,268.03

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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.