Home / 7,014.11-9,679.48-3,827.41

Finding the Fourth Proportional to 7,014.11, 9,679.48 and 3,827.41

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Solution

The fourth proportional to 7,014.11, 9,679.48 and 3,827.41 is: 5,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.11 : 9,679.48 = 3,827.41 : x
  2. Step 2: Convert to fraction form
    7,014.11/9,679.48 = 3,827.41/x
  3. Step 3: Cross multiply
    7,014.11x = 9,679.48 × 3,827.41
  4. Step 4: Simplify right side
    7,014.11x = 37,047,353.18
  5. Step 5: Solve for x
    x = 37,047,353.18/7,014.11
  6. Step 6: Final answer
    x = 5,281.83

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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.