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Finding the Fourth Proportional to 6,648.66, 9,975.87 and 3,567.06

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Solution

The fourth proportional to 6,648.66, 9,975.87 and 3,567.06 is: 5,352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.66 : 9,975.87 = 3,567.06 : x
  2. Step 2: Convert to fraction form
    6,648.66/9,975.87 = 3,567.06/x
  3. Step 3: Cross multiply
    6,648.66x = 9,975.87 × 3,567.06
  4. Step 4: Simplify right side
    6,648.66x = 35,584,526.84
  5. Step 5: Solve for x
    x = 35,584,526.84/6,648.66
  6. Step 6: Final answer
    x = 5,352.14

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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.