Home / 7,333.20-10,999.80-4,052.70

Finding the Fourth Proportional to 7,333.20, 10,999.80 and 4,052.70

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Solution

The fourth proportional to 7,333.20, 10,999.80 and 4,052.70 is: 6,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.20 : 10,999.80 = 4,052.70 : x
  2. Step 2: Convert to fraction form
    7,333.20/10,999.80 = 4,052.70/x
  3. Step 3: Cross multiply
    7,333.20x = 10,999.80 × 4,052.70
  4. Step 4: Simplify right side
    7,333.20x = 44,578,889.46
  5. Step 5: Solve for x
    x = 44,578,889.46/7,333.20
  6. Step 6: Final answer
    x = 6,079.05

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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.