Home / 6,567.05-9,065.45-3,915.38

Finding the Fourth Proportional to 6,567.05, 9,065.45 and 3,915.38

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Solution

The fourth proportional to 6,567.05, 9,065.45 and 3,915.38 is: 5,404.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.05 : 9,065.45 = 3,915.38 : x
  2. Step 2: Convert to fraction form
    6,567.05/9,065.45 = 3,915.38/x
  3. Step 3: Cross multiply
    6,567.05x = 9,065.45 × 3,915.38
  4. Step 4: Simplify right side
    6,567.05x = 35,494,681.62
  5. Step 5: Solve for x
    x = 35,494,681.62/6,567.05
  6. Step 6: Final answer
    x = 5,404.97

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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.