Home / 7,981.56-11,014.03-4,624.10

Finding the Fourth Proportional to 7,981.56, 11,014.03 and 4,624.10

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Solution

The fourth proportional to 7,981.56, 11,014.03 and 4,624.10 is: 6,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.56 : 11,014.03 = 4,624.10 : x
  2. Step 2: Convert to fraction form
    7,981.56/11,014.03 = 4,624.10/x
  3. Step 3: Cross multiply
    7,981.56x = 11,014.03 × 4,624.10
  4. Step 4: Simplify right side
    7,981.56x = 50,929,976.12
  5. Step 5: Solve for x
    x = 50,929,976.12/7,981.56
  6. Step 6: Final answer
    x = 6,380.96

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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.