Home / 7,650.05-10,548.83-6,979.37

Finding the Fourth Proportional to 7,650.05, 10,548.83 and 6,979.37

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Solution

The fourth proportional to 7,650.05, 10,548.83 and 6,979.37 is: 9,624.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.05 : 10,548.83 = 6,979.37 : x
  2. Step 2: Convert to fraction form
    7,650.05/10,548.83 = 6,979.37/x
  3. Step 3: Cross multiply
    7,650.05x = 10,548.83 × 6,979.37
  4. Step 4: Simplify right side
    7,650.05x = 73,624,152.34
  5. Step 5: Solve for x
    x = 73,624,152.34/7,650.05
  6. Step 6: Final answer
    x = 9,624.02

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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.