Home / 5,394.69-7,438.55-4,396.87

Finding the Fourth Proportional to 5,394.69, 7,438.55 and 4,396.87

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Solution

The fourth proportional to 5,394.69, 7,438.55 and 4,396.87 is: 6,062.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.69 : 7,438.55 = 4,396.87 : x
  2. Step 2: Convert to fraction form
    5,394.69/7,438.55 = 4,396.87/x
  3. Step 3: Cross multiply
    5,394.69x = 7,438.55 × 4,396.87
  4. Step 4: Simplify right side
    5,394.69x = 32,706,337.34
  5. Step 5: Solve for x
    x = 32,706,337.34/5,394.69
  6. Step 6: Final answer
    x = 6,062.69

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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.