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Finding the Fourth Proportional to 7,333.99, 10,980.02 and 6,868.45

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Solution

The fourth proportional to 7,333.99, 10,980.02 and 6,868.45 is: 10,283.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.99 : 10,980.02 = 6,868.45 : x
  2. Step 2: Convert to fraction form
    7,333.99/10,980.02 = 6,868.45/x
  3. Step 3: Cross multiply
    7,333.99x = 10,980.02 × 6,868.45
  4. Step 4: Simplify right side
    7,333.99x = 75,415,697.75
  5. Step 5: Solve for x
    x = 75,415,697.75/7,333.99
  6. Step 6: Final answer
    x = 10,283.04

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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.