Home / 7,318.11-10,977.10-2,932.42

Finding the Fourth Proportional to 7,318.11, 10,977.10 and 2,932.42

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Solution

The fourth proportional to 7,318.11, 10,977.10 and 2,932.42 is: 4,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.11 : 10,977.10 = 2,932.42 : x
  2. Step 2: Convert to fraction form
    7,318.11/10,977.10 = 2,932.42/x
  3. Step 3: Cross multiply
    7,318.11x = 10,977.10 × 2,932.42
  4. Step 4: Simplify right side
    7,318.11x = 32,189,467.58
  5. Step 5: Solve for x
    x = 32,189,467.58/7,318.11
  6. Step 6: Final answer
    x = 4,398.60

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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.