Home / 7,516.16-11,277.12-2,835.84

Finding the Fourth Proportional to 7,516.16, 11,277.12 and 2,835.84

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Solution

The fourth proportional to 7,516.16, 11,277.12 and 2,835.84 is: 4,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.16 : 11,277.12 = 2,835.84 : x
  2. Step 2: Convert to fraction form
    7,516.16/11,277.12 = 2,835.84/x
  3. Step 3: Cross multiply
    7,516.16x = 11,277.12 × 2,835.84
  4. Step 4: Simplify right side
    7,516.16x = 31,980,107.98
  5. Step 5: Solve for x
    x = 31,980,107.98/7,516.16
  6. Step 6: Final answer
    x = 4,254.85

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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.