Home / 8,370.02-12,534.50-3,976.88

Finding the Fourth Proportional to 8,370.02, 12,534.50 and 3,976.88

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Solution

The fourth proportional to 8,370.02, 12,534.50 and 3,976.88 is: 5,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.02 : 12,534.50 = 3,976.88 : x
  2. Step 2: Convert to fraction form
    8,370.02/12,534.50 = 3,976.88/x
  3. Step 3: Cross multiply
    8,370.02x = 12,534.50 × 3,976.88
  4. Step 4: Simplify right side
    8,370.02x = 49,848,149.63
  5. Step 5: Solve for x
    x = 49,848,149.63/8,370.02
  6. Step 6: Final answer
    x = 5,955.56

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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.