Home / 5,516.04-8,256.78-2,911.08

Finding the Fourth Proportional to 5,516.04, 8,256.78 and 2,911.08

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Solution

The fourth proportional to 5,516.04, 8,256.78 and 2,911.08 is: 4,357.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.04 : 8,256.78 = 2,911.08 : x
  2. Step 2: Convert to fraction form
    5,516.04/8,256.78 = 2,911.08/x
  3. Step 3: Cross multiply
    5,516.04x = 8,256.78 × 2,911.08
  4. Step 4: Simplify right side
    5,516.04x = 24,036,147.12
  5. Step 5: Solve for x
    x = 24,036,147.12/5,516.04
  6. Step 6: Final answer
    x = 4,357.50

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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.