Home / 7,337.12-11,022.96-5,977.76

Finding the Fourth Proportional to 7,337.12, 11,022.96 and 5,977.76

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Solution

The fourth proportional to 7,337.12, 11,022.96 and 5,977.76 is: 8,980.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.12 : 11,022.96 = 5,977.76 : x
  2. Step 2: Convert to fraction form
    7,337.12/11,022.96 = 5,977.76/x
  3. Step 3: Cross multiply
    7,337.12x = 11,022.96 × 5,977.76
  4. Step 4: Simplify right side
    7,337.12x = 65,892,609.37
  5. Step 5: Solve for x
    x = 65,892,609.37/7,337.12
  6. Step 6: Final answer
    x = 8,980.72

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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.