Home / 6,909.06-9,534.02-4,076.29

Finding the Fourth Proportional to 6,909.06, 9,534.02 and 4,076.29

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Solution

The fourth proportional to 6,909.06, 9,534.02 and 4,076.29 is: 5,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.06 : 9,534.02 = 4,076.29 : x
  2. Step 2: Convert to fraction form
    6,909.06/9,534.02 = 4,076.29/x
  3. Step 3: Cross multiply
    6,909.06x = 9,534.02 × 4,076.29
  4. Step 4: Simplify right side
    6,909.06x = 38,863,444.85
  5. Step 5: Solve for x
    x = 38,863,444.85/6,909.06
  6. Step 6: Final answer
    x = 5,624.99

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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.