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Finding the Fourth Proportional to 7,303.77, 10,960.94 and 2,922.45

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Solution

The fourth proportional to 7,303.77, 10,960.94 and 2,922.45 is: 4,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.77 : 10,960.94 = 2,922.45 : x
  2. Step 2: Convert to fraction form
    7,303.77/10,960.94 = 2,922.45/x
  3. Step 3: Cross multiply
    7,303.77x = 10,960.94 × 2,922.45
  4. Step 4: Simplify right side
    7,303.77x = 32,032,799.10
  5. Step 5: Solve for x
    x = 32,032,799.10/7,303.77
  6. Step 6: Final answer
    x = 4,385.79

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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.