Home / 7,516.11-11,271.69-2,585.64

Finding the Fourth Proportional to 7,516.11, 11,271.69 and 2,585.64

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Solution

The fourth proportional to 7,516.11, 11,271.69 and 2,585.64 is: 3,877.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.11 : 11,271.69 = 2,585.64 : x
  2. Step 2: Convert to fraction form
    7,516.11/11,271.69 = 2,585.64/x
  3. Step 3: Cross multiply
    7,516.11x = 11,271.69 × 2,585.64
  4. Step 4: Simplify right side
    7,516.11x = 29,144,532.53
  5. Step 5: Solve for x
    x = 29,144,532.53/7,516.11
  6. Step 6: Final answer
    x = 3,877.61

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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.