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Finding the Fourth Proportional to 6,653.64, 9,955.08 and 4,011.42

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Solution

The fourth proportional to 6,653.64, 9,955.08 and 4,011.42 is: 6,001.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.64 : 9,955.08 = 4,011.42 : x
  2. Step 2: Convert to fraction form
    6,653.64/9,955.08 = 4,011.42/x
  3. Step 3: Cross multiply
    6,653.64x = 9,955.08 × 4,011.42
  4. Step 4: Simplify right side
    6,653.64x = 39,934,007.01
  5. Step 5: Solve for x
    x = 39,934,007.01/6,653.64
  6. Step 6: Final answer
    x = 6,001.83

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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.