Home / 4,720.88-6,516.05-2,732.64

Finding the Fourth Proportional to 4,720.88, 6,516.05 and 2,732.64

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Solution

The fourth proportional to 4,720.88, 6,516.05 and 2,732.64 is: 3,771.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.88 : 6,516.05 = 2,732.64 : x
  2. Step 2: Convert to fraction form
    4,720.88/6,516.05 = 2,732.64/x
  3. Step 3: Cross multiply
    4,720.88x = 6,516.05 × 2,732.64
  4. Step 4: Simplify right side
    4,720.88x = 17,805,980.77
  5. Step 5: Solve for x
    x = 17,805,980.77/4,720.88
  6. Step 6: Final answer
    x = 3,771.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.